The suffix -logy comes from the Greek word logos, meaning knowledge or to study. The words below ending in -logy denote some studies or knowledge.
Below is a list of some important words ending in logy.
Actinology –
➤ Meaning: The study of the effect of light on chemicals.
➤ Root: Comes from the Greek word aktis meaning 'ray or beam of light'
➤ Related Words:
- Actinium - Formed by Actino (pertaining to rays) + with the chemical suffix -ium. Actinium is a radioactive element discovered in 1899.
Aerology –
The study of the atmosphere.
➤ Root: Formed by the Greek word aeros meaning air, plus logos, to study.
➤ Related Words:
- Aerobacter - type of bateria widely spread in the air.
- Aeroplane - aero (air) plus Greek planos (wandering). Aeroplane means a vehicle that wanders in the air.
And many other related words are there.
Agrology –
The study of production of crops. It is a branch of soil science.
➤ Root: From the greek word agros meaning field or a tilled land or an open place, plus logos, to study.
➤ Related Words:
- Agronomy - The science of land management and crop production. formed by agros plus nomos, to arrange.
- Agromania - An intense desire to be alone in the open. Formed by Agros, open place plus mania, an irresistable desire to do something.
Agrostology –
The study of grasses
➤ Root: From Greek agrostis, grass, plus logos, study.
➤ Related Words:
- Agrostography - Th description of grasses. Formed by agrostis plus Greek graphein, meaning "writing", "drawing" or "description".
Algology –
➤ Meaning: The study of algae.
➤ Root: From Latin alga meaning algae, plus Greek logos, study
➤ Related Words:
- Algaecide - A substance that kills algae. Formed by Latin alga plus Latin cīda, killer from Latin caedo, to kill.
Andrology –
The study of male health.
➤ Root: Greek Andros, meaning male, plus logy, study.
Andros comes from anēr from andr (man).
➤ Related Words:
- Andromania - Extreme sexual desire in female towards male. Formed by mania meaning extreme obsession, with andros meaning man (male).
- Androgen - Androgen is a sex hormone. The hormone that is produced in male. It is formed by andros plus Greek genes, to give birth.
Anthropology –
The study of human beings.
➤ Root: From Greek anthropos meaning man, plus logos.
[Anthropos = aner (man) + ōpos (eye/face). It means one who has the eye/face of a man.]
➤ Related Words:
- Anthropogeny - Origination or evolution of the human race. Formed by anthropos plus genesis meaning "origin".
- Philanthropy - The love for human beings. Formed by greek Philos meaning "dear", "love", plus anthropos meaning "human".
- Misanthropy - Hatred for human beings. Formed by Greek misein, "to hate" with anthropos.
- Anthropocentric - The fact that man is in the centre of a reaction. Formed by anthropos plus Greek kentron, "centre".
Apiology –
The study of bees.
➤ Root: From Latin apis meaning "bee", plus logos.
Apiology is also known as melittology as its root lies in the Greek word melitta meaning bee.
➤ Related Words:
- Apiculture - The cultivation of bees.
Archaeology –
The scientific study of past cultures.
➤ Root: From Greek arkhaios, meaning ancient.
➤ Related Words:
- Archaic - Extremely old.
- Archaeopteryx - Archaeopteryx is the oldest known bird living during the late jurassic along with dinosaurs. Formed by archaios plus Greek pteryx meaning "wings".
Audiology –
The study of hearing.
➤ Root: From the Latin word audire meaning to hear.
➤ Related Words:
- Audiophile - One who has interest in producing high-fidelity sound. Formed by Latin audire, plus Greek Philein, to love.
Bacteriology –
The study of bacteria.
➤ Root: From Greek bakterion, meaning small staff/stick/rod. Because the first kind discovered had a shape of a rod.
➤ Related Words:
- Bacteriophage - The word bacteriophage literally means the eater of bacteria. As its root lies in the Greek word phagein, meaning "to eat". Bacteriophages are virus that destroy bacteria.
Bioecology –
The study of interaction of life in the environment.
➤ Root: From Greek bios, life plus Greek oikos meaning house, dwelling place, inhabitation, environment, plus logos, to study.
➤ Related Words:
Biology, ecology etc.
Biology –
The study of life or leaving organisms.
➤ Root: From Greek bios meaning life, plus logos.
➤ Related Words:
- Biography - The description of one's life. Formed by Greek Bios plus graphein, meaning "writing", "drawing" or "description", as in agrostography (You've already learnt it).
Cardiology –
The study of the heart.
➤ Root: From Greek kardia meaning heart.
➤ Related Words:
- Electrocardiography (ECG) - It is a recording of heart's electrical activity.
Craniology –
The study of the size, shape and other characteristics of skulls.
➤ Root: From Greek Cranion meaning skull.
➤ Related Words:
- Craniography - The description of skulls. Formed by Cranion plus graphein meaning writing / drawing / description etc.
- Craniometry - The science of measuring the skull to determine their characteristics relationship with body type, sex, genetic population etc. Formed by Cranion, plus Greek metron meaning to measure.
- And a Craniometer is an instrument to measure the dimension of skulls.
- Craniopagus - The condition of Siamese twins joined at the head. Formed by Cranion plus Greek pagos fixed or set.
Criminology –
The science of crime.
➤ Root: From Latin crimen meaning offence, charge, indictment, accusation etc.
➤ Related Words:
- Accriminate - to accuse someone of an offence. Formed by ac (to) + criminate (accuse)
Cryology –
The study of very low temperatures and related phenomena. / The study of snow and ice. / The study of refrigeration.
➤ Root: From Greek kryos meaning cold.
➤ Related Words:
- Cryogen - That produces freezing temperature. Formed by kryos plus Greek gene, to give birth. Crygenic is the adjective. Crygenic fuels are used in cryogenic missiles.
- Cryolite - A colourless mineral; sodium aluminium fluoride (Na3AlF6). Formed by kryos plus Greek lithos meaning stone. So, cryolite literally means - a freezing stone.
- Actually large deposits of this mineral are found in Greenland, a place where the temperature doesn't exceed 10°C.
Cynology –
The study of dogs. Pronunciation - /sɪˈnɒlədʒi/
➤ Root: From Greek kynos meaning dog.
➤ Related Words:
- Canine - We have 4 pointed conical dog-like teeth that we call canine.
Cytology –
The study of cells.
➤ Root: From Greek kytos meaning a hollow receptacle basket, a cell.
➤ Related Words:
- Cytoplasm - the contents of a cell except for the plasma. Latin plasma means mold. So cytoplasm literally means something that forms something.
Dendrochronology –
The study of the age of trees and the records in their rings.
➤ Root: Derived from Greek dendron meaning tree, plus kronos meaning time.
➤ Related Words:
- Rhododendron - An evergreen shrub cultivated for its profuse handsome flower. Formed by Greek rhodon meaning rose, plus dendron meaning tree. So, etymologically rhododendron means "rose-tree".
Dendrology –
The scientific study of trees.
➤ Root: from Greek dendron meaning tree, plus logos meaning study.
➤ Related Words:
- Dendrophilous (adj.) - animals living in trees are called dendrophilous animals; arboreal.
Dermatology –
The study of the skin.
➤ Root: Derived from Greek dermatos meaning skin.
➤ Related Words:
- Epidermis - the outer skin. Greek epi means on.
- Ectoderm - same as epidermis - the outer skin. Greek ektos means outer.
- Mesoderm - the middle layer of the skin. Formed by Greek mesos, middle plus derma, skin.
- Endodermis - the innermost layer of the skin. Formed by Greek endon, meaning inner or within.
- Dermatitis - Inflammation of the skin. Greek -itis means Inflammation.
Ecology –
The study of the relationship of living organisms to their environment.
➤ Root: From Greek oikos, meaning house. A house is an environment the we live in.
➤ Related Words:
- Eco-friendly - Not damaging to the environment.
- Economy - The art of managing a household. Formed by Greek oikionomicos, management of a house or a family.
Embryology –
The scientific study of embryos (the early stage of growth).
➤ Root: From Greek embryon, meaning the unborn or a young one or that which grows. Embryon is formed by en- (meaning "in") plus bryein (meaning "to swell" or "to be full")
➤ Related Words:
- Embryogenesis - The process by which an embryo is formed. The Greek word genesis means birth or formation.
Endocrinology –
The study of endocrine glands. The glands have internal secretion of hormone.
➤ Root: Greek endon meaning inside + krinein meaning to separate, distinguish (from PIE root krei "to sieve".) + logy.
➤ Related Words:
- Exocrine glands - gland that secrets externally through a duct. Greek exo means external or outer.
- Autocrine (adj.) - Of or relating to a substance that is secreted by a cell and acts on the same cell. Formed by Greek autos meaning self.
Entomology –
The scientific study of insects.
➤ Root: from Greek entomon meaning insect. Entomon is formed by en (in) along with temnein (to cut), that means cut in pieces.
Actually insects generally have a cut or notch at the waist.
➤ Related Words:
- Entomophagous - insectivorus; an animal that feeds on insects. Formed by Greek entomon plus phagos meaning "eater of" from phagein (to eat).
Phagein has a Proto Indo-European root i.e. bhaga, meaning to share out; to get a share; apportion.
- Entomolite - Fossilized insects. Formed by entomon with Greek lithos meaning stone.
- Anatomy - The study of the structure and function of the body of an organism. Formed by ana, up; plus temnein, to cut. So anatomy literally means the cutting up. See the picture of human anatomy.
- Epitome - The summery of a written work, an abstract. Also refers to a person or thing that is a perfect example of a perticular quality or type. Formed by Greek epi, "into" plus temnein.
Epitome literally means a cut piece from a bigger thing.
- Atom - A hypothetical indivisible extremely minute body, that is the building block of the universe. Comes from Latin atomus, "indivisible particle" from Grek atomos "uncut"; from a- meaning "not" and temnein "to cut".
So, atom literally means the smallest particle that cannot be cut further.
- Diatom - A microscopic unicellular algae. From Greek diatomos to Latin diatoma to English diatom. Formed by Greek dia, meaning through, plus temnein "to cut".
So, diatomos means to cut through. If you cut through anything, you'll get two pieces of it. Therefore diatom literally means cut into two. So named because they typically appear to have cut in two halves. See pictures.
- Dichotomy - Cutting in two; being twofold; a classification into two. From Greek dichotomia, meaning "cut into two"; from dikha meaning "two", plus temnein.
- Temple - A building for worship. Formed by temnein (to cut); literally means a place that is cut off. Figurative sense of "a place occupied by divine presence."
- Contemplate - reflect upon, study, ponder, meditate etc. Formed by latin prefix com- meaning together, plus Latin templum, meaning an area of taking of augureis. So, to contemplate literally means to mark out a space for observation (as an augur does).
Epidemiology –
The study of the origin and spread of diseases.
➤ Root: From Greek Epi, meaning "among" or "upon"; plus demos, meaning "people".
➤ Related Words:
- Epidemic (n.) - a widespread outbreak of an infectious disease; meny people are infected at the same time.
- Pandemic (n.) - An epidemic that is geographically widespread; occuring throughout a region or even throughout the world. From pan meaning all (As in pangia); plus demos meaning people.
- Endemic (adj.) - Formed by en meaning in; plus demos meaning people. Endemic has several different meanings -
I. A disease constantly present in a perticular locality.
Use: Endemic malaria. A disease endemic to the tropics.
II. (In Ecology) Native to or confined to a certain region.
Use: The islands have number of endemic species.
Ethology –
The study of animal behaviour. Or, Taken by Mill as the "science of character formation."
➤ Root: Greek ethos (meaning "character") > Greek ēthologia > Latin ethologia > English Ethology
➤ Related Words:
- Ethics - The study of morals. Originated from Greek ēthos (meaning moral character) > ēthikos > ēthike > ēthike > Latin ethika > Old French etique (13th c.)> English Ethics (late 14c.).
Eulogy –
A eulogy is a story written in praise of a person especially one who has recently died.
➤ Root: From Greek Eu meaning "well" or "true" with logia meaning word or text.
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Felinology –
The study of cats.
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Foetology/Fetology –
The study of the foetus.
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Formicology –
The study of ants.
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Gastrology or Gastroenterology –
The study of the stomach and intestines.
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Geochronology –
The study of Earth’s age.
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Geology –
The study of the Earth.
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Geomorphology–
The study of present-day landforms.
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Gerontology –
The study of old age.
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Gynaecology –
The study of medicine relating to women.
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Haematology –
The study of blood.
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Heliology –
The study of the sun.
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Hepatology –
The study of the liver.
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Herpetology –
The study of reptiles and amphibians.
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Hippology –
The study of horses.
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Histology –
The study of living tissues.
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Hydrology –
The study of water.
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Ichthyology –
The study of fish.
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Lepidopterology –
The study of butterflies and moths.
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Lithology –
The study of rocks.
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Meteorology –
The study of weather.
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Microbiology –
The study of micro-organisms.
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Micrology –
The science of preparing and handling microscopic objects.
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Mineralogy –
The study of minerals.
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Mycology –
The study of fungi.
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Myology –
The scientific study of muscles.
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Myrmecology –
The study of ants.
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Nanotechnology, –
The study of machines at the molecular level.
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Neonatology –
The study of new-born babies.
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Nephology –
The study of clouds.
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Nephrology –
The study of the kidneys.
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Neurology –
The study of nerves.
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Oceanology –
The study of oceans.
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Odonatology –
The study of dragonflies and damselflies.
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Odontology –
The study of the teeth.
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Oncology –
The study of cancer.
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Oology –
The study of eggs.
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Ophthalmology –
The study of the eyes.
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Ornithology –
The study of birds.
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Orology –
The study of mountains and their mapping.
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Orthopterology –
The study of grasshoppers and crickets.
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Osteology –
The study of bones.
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Otology –
The study of the ear.
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Parasitology –
The study of parasites.
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Pathology –
The study of illness.
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Petrology –
The study of rocks and the conditions by which they form.
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Pharmacology –
The study of drugs.
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Phonology –
The study of vocal sounds.
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Phycology –
The study of algae.
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Physiology –
The study of functions of living organisms.
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Phytology –
The study of plants; botany.
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Phytopathology –
The study of plant diseases.
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Phytosociology –
The study of the ecology of plant communities.
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Planetology –
The study of planets and solar system.
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Planktology –
The study of plankton.
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Pomology –
The scientific study of fruits.
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Primatology –
The study of primates.
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Psychology –
The study of the psyche or the mental processes.
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Pulmonology –
The specialty in medicine for diseases of the lungs and respiratory tract.
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Radiology –
The study of rays and ionising radiation.
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Rhinology –
The study of the nose.
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Seismology –
The study of earthquakes.
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Selenology –
The study of the moon
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Sociobiology –
The study of the effect of evolution on ethology.
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Sociology –
The study of society.
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Somatology –
The study of human characteristics.
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Somnology –
The study of sleep.
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Speleology –
The study or exploration of caves.
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Stomatology –
The study of the mouth.
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Technology –
The study of the practical arts.
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Thermology –
The study of heat.
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Tocology –
The study of childbirth.
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Topology –
The mathematical study of closeness and connectedness.
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Trichology –
The study of hair and the scalp.
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Typology –
The study of classification.
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Virology –
The study of viruses.
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Vulcanology –
The study of volcanoes.
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Xylology –
The study of wood.
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Zoology –
A branch of biology that studies animals.
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Zymology –
The study of fermentation.
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