Branches of Science

There are many branches of science. All that Branches of science are given below :-

A

  • Acarology  Acarology is the branch of science which deals with the study of mites and ticks.
  • Accountancy – Accountancy is the study of measurement, processing, analyzing, reporting and communication of financial information about economic entity and activities.
  • Aceology Aceology is the science of remedies, or the study and information of therapeutics; iamatology.
  • Acology – Acology is the study of medical remedies.
  • Acoustics  Acoustics is the science of sound or the study of sounds.
  • Adenology – Adenology is the study of glands in the Human bodies or another living organisms.
  • Aedoeology – Aedoeology is the science which deals of generative organs.
  • Aerobiology – Aerobiology is the study of airborne organisms.
  • Aerodonetics – Aerodonetics is the branch of science and deals with the study of gliding.
  • Aerodynamics – Aerodynamics is the science of dynamics of gases; science of movement in a flow of air or gas in surrounding or nature.
  • Aerolithology – Aerolithology is the study of aerolites; meteorites.
  • Aerology – Aerology is the study of the atmosphere or our surrounding nature.
  • Aeronautics Aeronautics means the study of navigation through air or space.
  • Aerophilately – Aerophilately is collecting of air-mail stamps or air signals.
  • Aerostatics – Aerostatics is the science of air pressure; art of ballooning.
  • Agonistics – The study of art and theory of prize-fighting is called Agonistics. 
  • Agriology – The comparative study of primitive peoples Agriology.
  • Agrobiology – In simple terms Agrobiology is the study of plant nutrition; soil yields.
  • Agrology Agrology is the study of rural soils or agricultural soils.
  • Agronomics – Agronomics is the study of productivity of land.
  • Agrostology – Agrostology is the branch of science which deals with the study of grasses.
  • Alethiology – study of truth is known as Alethiology.
  • Algedonics – Algedonics is the science of pleasure and pain.
  • Algology – Algology is the branch of science which deals with the study of algae or the study of pain.
  • Anaesthesiology – Anaesthesiology is the study of anaesthetics.
  • Anaglyptics – Anaglyptics is the science of art of carving in bas-relief.
  • Anagraphy – Anagraphy is the science of art of constructing catalogues.
  • Anatomy – Anatomy is the branch of science which deals with the study of the structure of the body.
  • Andragogy – Andragogy is the science of theory and practice of education of adults.
  • Anemology – Anemology is the study of wind.
  • Angiology – Angiology is the study of blood flow and lymphatic system.
  • Anthropobiology – Anthropobiology is the study of human biology.
  • Anthropology Anthropology is the study of human cultures.
  • Aphnology – Aphnology is the science of wealth.
  • Apiology – Apiology is the branch of science which deals with the study of bees.
  • Arachnology Arachnology is the study of arachnids.
  • Archaeology – Archaeology is the study of human material remains.
  • Archelogy – Archelogy is the study of first principles.
  • Archology – Archology is the science of the origins of government.
  • Arctophily – Arctophily is the study of teddy bears.
  • Areology – Areology is the study of Mars.
  • Aretaics – Aretaics is the science of virtue.
  • Aristology Aristology is the science or art of dining.
  • Aromachology Aromachology is the branch of science which deals with the study of smell and odor.
  • Arthrology – Arthrology is the study of joints.
  • Arthropodology Arthropodology is the study of arthropods like insects and arachnids.
  • Astacology – Astacology is the science of crayfish.
  • Astheniology Astheniology is the study of diseases of weakening and aging.
  • Astrobotany Astrobotany is the study of plants in space.
  • Astrogeology Astrogeology is the study of extraterrestrial geology.
  • Astronomy Astronomy is the study of celestial bodies.
  • Astrophysics Astrophysics is the study of behaviour of interstellar matter.
  • Astroseismology Astroseismology is the study of star oscillations.
  • Atmology Atmology is the science of aqueous vapor.
  • Audiology – The study of hearing is called Audiology
  • Autecology – The study of ecology of one species is called Autecology.
  • Autology Autology is the scientific study of oneself.
  • Auxology Auxology is the science of growth.
  • Avionics – The study of electronic devices for aircraft is called Avionics
  • Axiology Axiology is the science of the ultimate nature of value.

B

  • Bacteriology Bacteriology is the study of bacteria.
  • Balneology Balneology is the science of the therapeutic use of baths.
  • Barodynamics Barodynamics is the science of the support and mechanics of bridges.
  • Barology Barology is the study of gravitational force.
  • Batology Batology is the study of brambles.
  • Bibliology – The study of books is called Bibliology.
  • Bibliotics – Bibliotics is the study of documents to determine authenticity.
  • Bioecology Bioecology is the study of interaction of life in the environment.
  • Biology – The study of life is called Biology.
  • Biochemistry Biochemistry is the study of chemical processes within and relating to living organism.
  • Biometrics Biometrics is the study of biological measurement for security purposes.
  • Bionomics Bionomics is the study of organisms interacting in their environments.
  • Botany – The study of plants is called Botany.
  • Bromatology – The study of food is called Bromatology.
  • Bryology Bryology is the study of mosses and liverworts.

C

  • Cacogenics – Cacogenics is the study of racial degeneration.
  • Caliology – The study of bird’s nests is called Caliology.
  • Calorifics – The study of heat is called Calorifics.
  • Cambistry Cambistry is the science of international exchange.
  • Campanology Campanology is the art of bell ringing.
  • Carcinology Carcinology is the study of crabs and other crustaceans.
  • Cardiology – The study of the heart is called Cardiology.
  • Caricology Caricology is the study of sedges.
  • Carpology Carpology is the study of fruit.
  • Cartography Cartography is the science of making maps and globes.
  • Cartophily Cartophily is the hobby of collecting cigarette cards.
  • Castrametation Castrametation is the art of designing a camp.
  • Catacoustics Catacoustics is the science of echoes or reflected sounds.
  • Catalactics Catalactics is the science of commercial exchange.
  • Catechectics Catechectics is the art of teaching by question and answer.
  • Cell Biology – Cell Biology is the study of the different structures and functions of both eukaryote and prokaryote cells.
  • Cetology Cetology is the study of whales and dolphins.
  • Chalcography Chalcography is the art of engraving on copper or brass.
  • Chalcotriptics – Chalcotriptics is the art of taking rubbings from ornamental brasses.
  • Chaology – The study of chaos or chaos theory is called Chaology.
  • Characterology Characterology is the study of development of character.
  • Chemistry Chemistry is the study of properties and behaviours of substances.
  • Chionology – The study of snow is called Chionology.
  • Chirocosmetics – beautifying the hands; art of manicure is called Chirocosmetics.
  • Chirography Chirography is the study of handwriting or penmanship.
  • Chirology Chirology is the study of the hands.
  • Chiropody Chiropody is the medical science of feet.
  • Chorology Chorology is the science of the geographic description of anything.
  • Chrematistics Chrematistics is the study of wealth; political economy.
  • Chronobiology Chronobiology is the study of biological rhythms.
  • Chrysology Chrysology is the study of precious metals.
  • Ciselure Ciselure is the art of chasing metal.
  • Climatology – The study of climate is called Climatology
  • Clinology – Clinology is the study of aging or individual decline after maturity.
  • Codicology – The study of manuscripts is called Codicology. 
  • Coleopterology Coleopterology is the study of beetles and weevils.
  • Cometology Cometology is the study of comets.
  • Conchology – The study of shells is called Conchology.
  • Coprology Coprology is the study of feces.
  • Cosmetology – The study of cosmetics is called Cosmetology.
  • Cosmology – The study of the universe is called Cosmology.
  • Craniology – The study of the skull is called Craniology.
  • Criminology – The study of crime; criminals is called Criminology.
  • Cryobiology Cryobiology is the study of life under cold conditions.
  • Cryptology – The study of codes is called Cryptology
  • Cryptozoology Cryptozoology is the study of animals for whose existence there is no conclusive proof.
  • Ctetology Ctetology is the study of the inheritance of acquired characteristics.
  • Cyclonology Cyclonology is the study of tropical cyclones, e.g. hurricanes.
  • Cynology – Cynology is the scientific study of dogs.
  • Cytology – The study of living cells is called Cytology.

D

  • Dactyliology – The study of rings is called Dactyliology.
  • Dactylography – The study of fingerprints is called Dactylography.
  • Dactylology – The study of sign language is called Dactylology.
  • Deltiology Deltiology is the collection and study of picture postcards.
  • Demography – The study of population is called Demography.
  • Demology – The study of human behaviour is called Demology.
  • Dendrochronology Dendrochronology is the study of tree rings.
  • Dendrology – The study of trees is called Dendrology.
  • Deontology Deontology is the theory or study of moral obligation.
  • Dermatoglyphics Dermatoglyphics is the study of skin patterns and fingerprints.
  • Dermatology – The study of skin is called Dermatology.
  • Desmology – The study of ligaments is called Desmology.
  • Diabology – The study of devils is called Diabology.
  • Diagraphics Diagraphics is the art of making diagrams or drawings.
  • Dialectology – The study of dialects is called Dialectology.
  • Dioptrics – The study of light refraction is called Dioptrics.
  • Diplomatics Diplomatics is the science of deciphering ancient writings and texts.
  • Diplomatology – The study of diplomats is called Diplomatology
  • Docimology Docimology is the art of assaying.
  • Dosiology – The study of doses is called Dosiology
  • Dramaturgy Dramaturgy is the art of producing and staging dramatic works.
  • Dysgenics – The study of racial degeneration is called Dysgenics
  • Dysteleology – The study of purposeless organs is called Dysteleology.

E

  • Ecclesiology Ecclesiology is the study of church affairs.
  • Eccrinology Eccrinology is the study of excretion.
  • Ecology Ecology is the study of environment.
  • Economics Economics is the study of material wealth (production, distribution, and consumption of goods and services).
  • Edaphology – The study of soils is called Edaphology.
  • Egyptology Egyptology is the study of ancient Egypt.
  • Ekistics – Ekistics is the study of human settlement.
  • Electrochemistry Electrochemistry is the study of relations between electricity and chemicals.
  • Electrology – The study of electricity is called Electrology.
  • Electrostatics – The study of static electricity Electrostatics.
  • Embryology – The study of embryos is called Embryology.
  • Emetology – The study of vomiting is called Emetology.
  • Emmenology – The study of menstruation is called Emmenology.
  • Endemiology – The study of local diseases is called Endemiology.
  • Endocrinology – The study of glands is called Endocrinology
  • Energetics Energetics study of energy under transformation.
  • Engineering Studies – The study of engineering is called Engineering Studies.
  • Enigmatology – The study of enigmas is called Enigmatology
  • Entomology – The study of insects is called Entomology
  • Entozoology Entozoology is the study of parasites that live inside larger organisms.
  • Enzymology – The study of enzymes is called Enzymology
  • Ephebiatrics Ephebiatrics is the branch of medicine dealing with adolescence.
  • Epidemiology Epidemiology is the study of diseases; epidemics.
  • Epileptology – The study of epilepsy is called Epileptology
  • Epistemology Epistemology is the study of grounds of knowledge.
  • Eremology – The study of deserts is called Eremology
  • Ergology – Ergology is the study of effects of work on humans.
  • Ergonomics – Ergonomics is the study of people at work.
  • Escapology Escapology is the study of freeing oneself from constraints.
  • Eschatology Eschatology is the study of death; final matters.
  • Ethnogeny Ethnogeny is the study of origins of races or ethnic groups.
  • Ethnology – The study of cultures is called Ethnology
  • Ethnomethodology Ethnomethodology is the study of everyday communication.
  • Ethnomusicology – Ethnomusicology is the study of comparative musical systems.
  • Ethology Ethology is the study of natural or biological character.
  • Ethonomics – Ethonomics is the study of economic and ethical principles of a society.
  • Etiology Etiology is the science of causes; especially of disease.
  • Etymology Etymology is the study of origins of words.
  • Euthenics Euthenics is the science concerned with improving living conditions.
  • Exobiology Exobiology is the study of extraterrestrial life.
  • Exoplanetology – The study of exoplanets is called Exoplanetology.

F

  • Felinology – The study of felines is called Felinology
  • Finance Finance is the science or study of money management.
  • Floristry Floristry is the art of cultivating and selling flowers.
  • Fluviology – The study of watercourses is called Fluviology
  • Folkloristics – The study of folklore and fables is called Folkloristics
  • Forestry Forestry is the study of the creation, management, use, conservation, and repair of forests and associated resources.
  • Futurology – The study of future is called Futurology

G

  • Garbology Garbology is the study of garbage.
  • Gastroenterology – The study of stomach; intestines is called Gastroenterology. 
  • Gastronomy – The study of fine dining is called Gastronomy
  • Gemmology Gemmology is the study of gems and jewels.
  • Gender Studies – The study of gender is called Gender Studies.
  • Genealogy – The study of descent of families is called Genealogy.
  • Genesiology Genesiology is the study of reproduction and heredity.
  • Genethlialogy Genethlialogy is the art of casting horoscopes.
  • Geochemistry Geochemistry is the study of chemistry of the earth’s crust.
  • Geochronology – The study of measuring geological time is called Geochronology.
  • Geography Geography is the study of surface of the earth and its inhabitants.
  • Geology Geology is the study of the rocks of a planet.
  • Geomorphogeny Geomorphogeny is the study of the origins of land forms.
  • Geoponics Geoponics is the study of agriculture.
  • Geotechnics Geotechnics is the study of increasing habitability of the earth.
  • Geratology Geratology is the study of decadence and decay.
  • Gerocomy – The study of old age is called Gerocomy
  • Gerontology Gerontology is the study of the elderly; aging.
  • Gigantology – The study of giants is called Gigantology
  • Glaciology Glaciology is the study of ice ages and glaciation.
  • Glossology Glossology is the study of language; study of the tongue.
  • Glyptography Glyptography is the art of engraving on gems.
  • Glyptology Glyptology is the study of gem engravings.
  • Gnomonics Gnomonics is the art of measuring time using sundials.
  • Gnosiology – Gnosiologyis the study of knowledge; philosophy of knowledge.
  • Gnotobiology Gnotobiology is the study of life in germ-free conditions.
  • Graminology Graminology is the study of grasses.
  • Grammatology Grammatology is the study of systems of writing.
  • Graphemics Graphemics is the study of systems of representing speech in writing.
  • Graphology Graphology is the study of handwriting.
  • Gromatics Gromatics is the science of surveying.
  • Gynaecology Gynaecology is the study of women’s physiology.
  • Gyrostatics Gyrostatics is the study of rotating bodies.

H

  • Haemataulics Haemataulics is the study of movement of blood through blood vessels.
  • Hagiology – The study of saints is called Hagiology.
  • Halieutics – The study of fishing is called Halieutics.
  • Hamartiology – The study of sin is called Hamartiology. 
  • Harmonics – The study of musical acoustics is called Harmonics.
  • Hedonics Hedonics is the part of ethics or psychology dealing with pleasure.
  • Helcology – The study of ulcers is called Helcology
  • Heliology Heliology is the science of the sun.
  • Helioseismology Helioseismology is the study of sun’s interior by observing its surface oscillations.
  • Helminthology – The study of worms is called Helminthology
  • Hematology – The study of blood is called Hematology
  • Heortology – The study of religious feasts is called Heortology
  • Hepatology – The study of liver is called Hepatology
  • Heraldry – The study of coats of arms is called Heraldry
  • Heredity Heredity is the study of passing of traits from parents to offspring.
  • Heresiology Heresiology is the study of heresies.
  • Herpetology Herpetology is the study of reptiles and amphibians.
  • Hierology Hierology is the science of sacred matters.
  • Hippiatrics Hippiatrics is the study of diseases of horses.
  • Hippology Hippology is the study of horses.
  • Histology Histology is the study of the tissues of organisms.
  • Histopathology Histopathology is the study of changes in tissue due to disease.
  • Historiography Historiography is the study of writing history.
  • Historiology Historiology is the study of history.
  • Homiletics Homiletics is the art of preaching.
  • Home Economics – The deals with home and economics is called Home Economics.
  • Hoplology Hoplology is the study of weapons.
  • Horography Horography is the art of constructing sundials or clocks.
  • Horology Horology is the science of time measurement.
  • Horticulture Horticulture is the study of gardening.
  • Hydrobiology Hydrobiology is the study of aquatic organisms.
  • Hydrodynamics Hydrodynamics is the study of movement in liquids.
  • Hydrogeology Hydrogeology is the study of ground water.
  • Hydrography Hydrography is the study of investigating bodies of water.
  • Hydrokinetics Hydrokinetics is the study of motion of fluids.
  • Hydrology Hydrology is the study of water resources.
  • Hydrometeorology Hydrometeorology is the study of atmospheric moisture.
  • Hydropathy – Hydropathy is the study of treating diseases with water.
  • Hyetology Hyetology is the science of rainfall.
  • Hygiastics Hygiastics is the science of health and hygiene.
  • Hygienics Hygienics is the study of sanitation; health.
  • Hygiology Hygiology is the hygienics; study of cleanliness.
  • Hygroscopy Hygroscopy is the study of humidity.
  • Hygrometry Hygrometry is the science of humidity.
  • Hymnography Hymnography is the study of writing hymns.
  • Hymnology – The study of hymns is called Hymnology
  • Hypnology Hypnology is the study of sleep; study of hypnosis.
  • Hypsography Hypsography is the science of measuring heights.

I

  • Iamatology Iamatology is the study of remedies.
  • Iatrology Iatrology is the treatise or text on medical topics; study of medicine.
  • Iatromathematics Iatromathematics is the archaic practice of medicine in conjunction with astrology.
  • Ichnography Ichnography is the art of drawing ground plans; a ground plan.
  • Ichnology Ichnology is the science of fossilized footprints.
  • Ichthyology – The study of fish is called Ichthyology
  • Iconography – The study of drawing symbols is called Iconography
  • Iconology – The study of icons; symbols is called Iconology
  • Ideogeny – The study of origins of ideas is called Ideogeny
  • Ideology Ideology is the science of ideas; system of ideas used to justify behaviour.
  • Idiomology Idiomology is the study of idiom, jargon or dialect.
  • Idiopsychology Idiopsychology is the study of the psychology of one’s own mind.
  • Immunogenetics Immunogenetics is the study of genetic characteristics of immunity.
  • Immunology – The study of immunity is called Immunology
  • Immunopathology Immunopathology is the study of immunity to disease.
  • Insectology – The study of insects is called Insectology
  • Irenology – The study of peace is called Irenology. 
  • Iridology Iridology is the study of the iris; diagnosis of disease based on the iris of the eye.

K

  • Kalology – The study of beauty is called Kalology.
  • Karyology – The study of cell nuclei is called Karyology
  • Kinematics – The study of motion is called Kinematics
  • Kinesics – The study of gestural communication is called Kinesics
  • Kinesiology – The study of human movement and posture is called Kinesiology.
  • Kinetics – The study of forces producing or changing motion is called Kinetics
  • Koniology – The study of atmospheric pollutants and dust is called Koniology.
  • Ktenology – Ktenology is the science of putting people to death.
  • Kymatology – The study of wave motion is called Kymatology

L

  • Labeorphily Labeorphily is the collection and study of beer bottle labels.
  • Larithmics Larithmics is the study of population statistics.
  • Laryngology – The study of larynx is called Laryngology
  • Lepidopterology – The study of butterflies and moths is called Lepidopterology
  • Leprology – The study of leprosy is called Leprology
  • Lexicology – The study of words and their meanings is called Lexicology
  • Lexigraphy – The art of definition of words is called Lexigraphy
  • Lichenology – The study of lichens is called Lichenology.
  • Limacology – The study of slugs is called Limacology
  • Limnobiology – The study of freshwater ecosystems is called Limnobiology
  • Limnology – The study of bodies of fresh water is called Limnology
  • Linguistics – The study of language is called Linguistics
  • Liturgiology – The study of liturgical forms and church rituals is called Liturgiology
  • Loimology – The study of plagues and epidemics is called Loimology
  • Loxodromy – The study of sailing along rhumb-lines is called Loxodromy

M

  • Magirics Magirics is the art of cookery.
  • Magnanerie – The art of raising silkworms is called Magnanerie. 
  • Magnetics – The study of magnetism Magnetics. 
  • Malacology – The study of molluscs is called Malacology
  • Malariology – The study of malaria is called Malariology. 
  • Mammalogy – The study of mammals is called Mammalogy. 
  • Manege Manège is the art of horsemanship.
  • Mariology – The study of the Virgin Mary is called Mariology. 
  • Marine BiologyMarine Biology is the Study of the Oceans Ecosystem.
  • Mastology – The study of mammals is called Mastology. 
  • Mathematics – Mathematics is the study of magnitude, number, and forms.
  • Mazology Mazology is the study of mammals.
  • Mechanics – Mechanics is the study of action of force on bodies.
  • Meconology – Meconology is the study of or treatise concerning opium.
  • Media studies – The study of mass media is called Media studies.
  • Melittology – The study of bees is called Melittology
  • Melology – The study of music; musicology is called Melology
  • Mereology Mereology is the study of part-whole relationships.
  • Mesology Mesology is the study of ecology.
  • Metallogeny Metallogeny is the study of the origin and distribution of metal deposits.
  • Metallography Metallography is the study of the structure and constitution of metals.
  • Metallurgy Metallurgy is the study of alloying and treating metals.
  • Metaphysics Metaphysics is the study of principles of nature and thought.
  • Metapolitics Metapolitics is the study of politics in theory or abstract.
  • Metapsychology – The study of nature of the mind is called Metapsychology. 
  • Metascience – The study of science is called Metascience. 
  • Meteoritics – The study of meteors is called Meteoritics. 
  • Meteorology – The study of weather is called Meteorology. 
  • Methodology Methodology is the system of methods used in a particular area of study or activity.
  • Methyology – The study of alcohol is called Methyology
  • Metrics – The study of versification is called Metrics
  • Metrology – Metrology is the science of weights and measures.
  • Microanatomy – The study of microscopic tissues is called Microanatomy. 
  • Microbiology – The study of microscopic organisms is called Microbiology. 
  • Microclimatology – The study of local climates is called Microclimatology. 
  • Micrology – The study or discussion of trivialities is called Micrology. 
  • Micropalaeontology – The study of microscopic fossils is called Micropalaeontology. 
  • Microphytology – The study of very small plant life is called Microphytology. 
  • Microscopy – The study of minute objects is called Microscopy. 
  • Mineralogy – The study of minerals is called Mineralogy. 
  • Molinology – The study of mills and milling is called Molinology. 
  • Momilogy – The study of mummies is called Momilogy. 
  • Morphology (disambiguation)  Morphology (disambiguation) is the study of forms and the development of structures.
  • Muscology – The study of mosses is called Muscology. 
  • Museology – The study of museums is called Museology. 
  • Musicology – The study of music is called Musicology. 
  • Mycology – The study of funguses is called Mycology. 
  • Myology – The study of muscles is called Myology
  • Myrmecology – The study of ants is called Myrmecology. 
  • Mythology – The study of myths; fables; tales is called Mythology. 

N

  • Naology Naology is the study of church or temple architecture.
  • Nasology – The study of the nose is called Nasology. 
  • Nautics – The art of navigation is called Nautics. 
  • Nematology – The study of nematodes is called Nematology. 
  • Neonatology – The study of newborn babies is called Neonatology. 
  • Neossology – The study of nestling birds is called Neossology. 
  • Nephology – The study of clouds is called Nephology. 
  • Nephrology – The study of the kidneys is called Nephrology
  • Neurobiology Neurobiology is the study of anatomy of the nervous system.
  • Neurology Neurology is the study of nervous system.
  • Neuropsychology Neuropsychology is the study of relation between brain and behaviour.
  • Neurypnology Neurypnology is the study of hypnotism.
  • Neutrosophy Neutrosophy is the study of the origin and nature of philosophical neutralities.
  • Nomology Nomology is the science of the laws; especially of the mind.
  • Noology – The science of the intellect is called Noology. 
  • Nosology – The study of diseases is called Nosology. 
  • Nostology – The study of senility is called Nostology. 
  • Notaphily Notaphily is the collecting of bank-notes and cheques.
  • Numerology – Numerology is the pseudoscientific study of numbers.
  • Numismatics – The study of coins is called Numismatics. 
  • Nymphology – The study of nymphs is called Nymphology. 
  • Nanotechnology – The study of nanite is called Nanotechnology. 

O

  • Obstetrics – The study of midwifery is called Obstetrics. 
  • Oceanography – The study of oceans is called Oceanography.
  • Oceanology – The study of oceans is called Oceanology. 
  • Odontology – The study of teeth is called Odontology. 
  • Odonatology– The study of dragonflies and damselflies is called Odonatology.
  • Oenology – The study of wines is called Oenology. 
  • Oikology – The science of housekeeping is called Oikology. 
  • Olfactology – The study of the sense of smell is called Olfactology. 
  • Ombrology – The study of rain is called Ombrology. 
  • Oncology – The study of tumours is called Oncology. 
  • Oneirology – The study of dreams is called Oneirology
  • Onomasiology – The study of nomenclature is called Onomasiology. 
  • Onomastics – The study of proper names is called Onomastics
  • Ontology – The science of pure being; the nature of things is called Ontology. 
  • Oology – The study of eggs is called Oology
  • Ophiology – The study of snakes is called Ophiology. 
  • Ophthalmology – The study of eye diseases is called Ophthalmology.
  • Optics – The study of light is called Optics. 
  • Optology – The study of sight is called Optology. 
  • Optometry – The science of examining the eyes is called Optometry. 
  • Orchidology – The study of orchids is called Orchidology. 
  • Ornithology – The study of birds is called Ornithology. 
  • Orology – The study of mountains is called Orology
  • Orthoepy Orthoepy is the study of correct pronunciation.
  • Orthography Orthography is the study of spelling.
  • Orthopterology Orthopterology is the study of cockroaches.
  • Oryctology – Oryctology is the mineralogy or paleontology.
  • Osmics Osmics is the scientific study of smells.
  • Osmology – Osmology is the study of smells and olfactory processes.
  • Osphresiology Osphresiology is the study of the sense of smell.
  • Osteology – The study of bones is called Osteology. 
  • Otology – The study of the ear is called Otology. 
  • Otorhinolaryngology – The study of ear, nose and throat is called Otorhinolaryngology.

P

  • Paedology – study of children
  • Paidonosology – study of children’s diseases; pediatrics
  • Palaeoanthropology – study of early humans
  • Palaeobiology – study of fossil plants and animals
  • Palaeoclimatology – study of ancient climates
  • Palaeoichthyology – study of ancient fish
  • Palaeolimnology – study of ancient lakes
  • Palaeontology – study of fossils
  • Palaeopedology – study of early soils
  • Paleobotany – study of ancient plants
  • Paleo-osteology – study of ancient bones
  • Palynology – study of pollen
  • Papyrology – study of paper
  • Paradoxology – study of paradoxes
  • Parapsychology – study of unexplained mental phenomena
  • Parasitology – study of parasites
  • Paroemiology – study of proverbs
  • Parthenology – study of virgins
  • Pataphysics – science of imaginary solutions
  • Pathology – study of disease
  • Patrology – study of early Christianity
  • Pedagogics – study of teaching
  • Pedology – study of soils
  • Pelology – study of mud
  • Penology – study of crime and punishment
  • Periodontics – study of gums
  • Peristerophily – pigeon-collecting
  • Pestology – science of pests
  • Petrology – study of rocks
  • Pharmacognosy – study of drugs of animal and plant origin
  • Pharmacology – study of drugs
  • Pharology – study of lighthouses
  • Pharyngology – study of the throat
  • Phenology – study of organisms as affected by climate
  • Phenomenology – study of phenomena
  • Philately – study of postage stamps
  • Philematology – act or study of kissing
  • Phillumeny – collecting of matchbox labels
  • Philology – study of ancient texts; historical linguistics
  • Philosophy – science of knowledge or wisdom
  • Phoniatrics – study and correction of speech defects
  • Phonology – study of speech sounds
  • Photobiology – study of effects of light on organisms
  • Photonics – study of photons
  • Phraseology – study of phrases
  • Phrenology – study of bumps on the head
  • Phycology – study of algae and seaweeds
  • Physics – study of properties of matter and energy
  • Physiology – study of processes of life
  • Phytology – study of plants; botany
  • Piscatology – study of fishes
  • Pisteology – science or study of faith
  • Planetology – study of planets
  • Plutology – political economy; study of wealth
  • Pneumatics – study of mechanics of gases
  • Podiatry – study and treatment of disorders of the foot; chiropody
  • Podology – study of the feet
  • Polemology – study of war
  • Pomology – study of fruit-growing
  • Posology – science of quantity or dosage
  • Potamology – study of rivers
  • Praxeology – study of practical or efficient activity; science of efficient action
  • Primatology – study of primates
  • Proctology – study of rectum
  • Prosody – study of versification
  • Protistology – study of protists
  • Proxemics – study of man’s need for personal space
  • Psalligraphy – art of paper-cutting to make pictures
  • Psephology – study of election results and voting trends
  • Pseudology – art or science of lying
  • Pseudoptics – study of optical illusions
  • Psychobiology – study of biology of the mind
  • Psychogenetics – study of internal or mental states
  • Psychognosy – study of mentality, personality or character
  • Psychology – study of mind
  • Psychopathology – study of mental illness
  • Psychophysics – study of link between mental and physical processes
  • Pteridology – study of ferns
  • Pterylology – study of distribution of feathers on birds
  • Pyretology – study of fevers
  • Pyrgology – study of towers
  • Pyroballogy – study of artillery
  • Pyrography – study of woodburning
  • Pyrotechnics – study of combustion through fire or explosions

Q

  • Quinology – The study of quinine is called Quinology.
  • Quantum Mechanics – Quantum Mechanics is a fundamental theory in physics which describes nature at the smallest scales of energy levels of atoms and subatomic particles.
  • Queer theory – Queer theory is the study of issues related to sexual orientation and gender identity.

R

  • Raciology – study of racial differences
  • Radiochemistry – study of ordinary chemical reactions under radioactive circumstances
  • Radiology – study of X-rays and their medical applications
  • Reflexology – study of reflexes
  • Rhabdology – knowledge or learning concerning divining rods
  • Rhabdology – art of calculating using numbering rods
  • Rheology – science of the deformation or flow of matter
  • Rheumatology – study of rheumatism
  • Rhinology – study of the nose
  • Rhochrematics – science of inventory management and the movement of products
  • Robotics – deals with the designing, construction, and operation of robots.
  • Runology – study of runes

S

  • Sarcology – study of fleshy parts of the body
  • Satanology – study of the devil
  • Scatology – study of excrement or obscene literature
  • Schematonics – art of using gesture to express tones
  • Sciagraphy – art of shading
  • Scripophily – collection of bond and share certificates
  • Sedimentology – study of sediment
  • Seismology – study of earthquakes
  • Selenodesy – study of the shape and features of the moon
  • Selenology – study of the moon
  • Semantics – study of meaning
  • Semantology – science of meanings of words
  • Semasiology – study of meaning; semantics
  • Semiology – study of signs and signals
  • Semiotics – study of signs and symbols
  • Serology – study of serums
  • Sexology – study of sexual behaviour
  • Siderography – art of engraving on steel
  • Siderology – study of iron and its alloys, including steel
  • Sigillography – study of seals
  • Significs – science of meaning
  • Silvics – study of tree’s life
  • Sindonology – study of the shroud of Turin
  • Sinology – study of China
  • Sitology – dietetics
  • Sociobiology – study of biological basis of human behaviour
  • Sociology – study of society
  • Somatology – science of substances
  • Sophiology – science of ideas
  • Soteriology – study of theological salvation
  • Spectrology – study of ghosts
  • Spectroscopy – study of spectra
  • Speleology – study and exploration of caves
  • Spermology – study of seeds
  • Sphagnology – study of peat moss
  • Sphragistics – study of seals and signets
  • Sphygmology – study of the pulse
  • Splanchnology – study of the entrails or viscera
  • Spongology – study of sponges
  • Stasiology – study of political parties
  • Statics – study of bodies and forces in equilibrium
  • Stellar Astronomy – study of stars, their origins, and their evolution.
  • Stemmatology – study of relationships between text
  • Stoichiology – science of elements of animal tissues
  • Stomatology – study of the mouth
  • Storiology – study of folk tales
  • Stratigraphy – study of geological layers or strata
  • Stratography – art of leading an army
  • Stylometry – studying literature by means of statistical analysis
  • Suicidology – study of suicide
  • Supramolecular chemistry – study of the chemistry of assembled molecular sub-units
  • Symbology – study of symbols
  • Symptomatology – study of symptoms of illness
  • Synecology – study of ecological communities
  • Synectics – study of processes of invention
  • Syntax – study of sentence structure
  • Syphilology – study of syphilis
  • Systematics – study of the diversification of living forms, both past and present
  • Systematology – study of systems

T

  • Taxidermy Taxidermy is the art of curing and stuffing animals.
  • Taxonomy Taxonomy is the study of plant, animals and microorganisms classification.
  • Tectonics Tectonics is the science of structure of objects, buildings and landforms.
  • Tegestology Tegestology is the study and collecting of beer mats.
  • Teleology Teleology is the study of final causes; analysis in terms of purpose.
  • Telmatology – The study of swamps is called Telmatology
  • Tempestology – The study of tropical cyclones, e.g. hurricanes is called Tempestology
  • Teratology Teratology is the study of birth defects and later abnormalities in living organisms.
  • Teuthology – The study of cephalopods is called Teuthology. 
  • Textology – The study of the production of texts is called Textology.
  • Thalassography – The science of the sea is called Thalassography
  • Thanatology – The study of death and its customs is called Thanatology
  • Theriatrics – The veterinary medicine is called Theriatrics
  • Theriogenology – The study of animals’ reproductive systems is called Theriogenology
  • Thermodynamics – The study of relation of heat to motion is called Thermodynamics
  • Thermokinematics – The study of motion of heat is called Thermokinematics
  • Thermology – The study of heat is called Thermology.
  • Therology – The study of wild mammals is called Therology
  • Thremmatology Thremmatology is the science of breeding domestic animals and plants.
  • Threpsology – The science of nutrition is called Threpsology.
  • Tidology – The study of tides is called Tidology
  • Timbrology – The study of postage stamps is called Timbrology
  • Tocology – The obstetrics; midwifery is called Tocology
  • Tokology – The study of childbirth is called Tokology
  • Tonetics – The study of pronunciation is called Tonetics.
  • Topology – The study of places and their natural features is called Topology
  • Toponymics – The study of place-names is called Toponymics
  • Toreutics – The study of artistic work in metal is called Toreutics
  • Toxicology – The study of poisons is called Toxicology
  • Toxophily Toxophily is the love of archery; archery; study of archery.
  • Traumatology – The study of wounds and their effects is called Traumatology. 
  • Tribology – The study of friction and wear between surfaces is called Tribology
  • Trichology – The study of hair and its disorders is called Trichology
  • Trophology – The study of nutrition is called Trophology
  • Tsiganology – The study of gypsies is called Tsiganology
  • Turbology – The study of tornadoes is called Turbology
  • Turnery – The art of turning in a lathe is called Turnery.
  • Typhlology – The study of blindness and the blind is called Typhlology
  • Typography – The art of printing or using type is called Typography
  • Typology (disambiguation) – The study of types of things is called Typology (disambiguation).

U

  • Uranography – Uranography is the descriptive astronomy and mapping.
  • Uranology – Uranology is the study of the heavens; astronomy.
  • Urbanology – The study of cities is called Urbanology.
  • Urenology – The study of rust molds is called Urenology.
  • Urology Urology is the study of urine; urinary tract.

V

  • Venereology – Venereology is the study of venereal disease.
  • Vexillology – The study of flags is called Vexillology.
  • Victimology – The study of victims is called Victimology.
  • Vinology – The scientific study of vines and winemaking is called Vinology.
  • Virology – The study of viruses is called Virology.
  • Vitrics Vitrics is the glassy materials; glassware; study of glassware
  • Volcanology Volcanology is the study of volcanoes.
  • Vulcanology Vulcanology is the scientific study of volcanoes.

X

  • Xylography Xylography is the art of engraving on wood.
  • Xylology Xylology is the study of wood.

Z

  • Zenography Zenography is the study of the planet Jupiter.
  • Zooarchaeology Zooarchaeology is the study of animal remains of archaeological sites.
  • Zoochemistry Zoochemistry is the chemistry of animals.
  • Zoogeography Zoogeography is the study of geographic distribution of animals.
  • Zoogeology Zoogeology is the study of fossil animal remains.
  • Zoology – The study of animals is called Zoology.
  • Zoonomy Zoonomy is the animal physiology.
  • Zoonosology Zoonosology is the study of animal diseases.
  • Zoopathology Zoopathology is the study of animal diseases.
  • Zoophysics Zoophysics is the physics of animal bodies.
  • Zoophysiology – Zoophysiology is the study of physiology of animals.
  • Zoophytology – Zoophytology is the study of plant-like animals.
  • Zoosemiotics Zoosemiotics is the study of animal communication.
  • Zootaxy Zootaxy is the science of classifying animals.
  • Zootechnics Zootechnics is the science of breeding animals.
  • Zygology Zygology is the science of joining and fastening.
  • Zymology – The science of fermentation is called Zymology.
  • Zymurgy Zymurgy is the branch of chemistry dealing with brewing and distilling.
  • Zythology – The study of beer is called Zythology.

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