Logy: Words Ending with -ology - Origin and Related Words

The suffix -ology 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. (Also Phycology)

➤ 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.

Craniometer

Craniopagus - The condition of Siamese twins joined at the head. Formed by Cranion plus Greek pagos meaning "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.

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 (n.) - the outer skin. Greek epi means on.

Ectoderm (n.) - same as epidermis - the outer skin. Greek ektos means outer.

Mesoderm (n.) - the middle layer of the skin. Formed by Greek mesos, middle plus derma, skin.

Endodermis (n.) - the innermost layer of the skin. Formed by Greek endon, meaning inner or within.

Dermatitis (n.) - 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, diatom 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.

➤ Related Words:

Eulogise (v.) - To praise formally and eloquently.

Eunice (n.) - Latinized form of Greek unikē meaning "victorious". It comes from Eu meaning "good" with Nike, the Greek goddess of victory.

Euphemism (n.) - the use of good words substituted for one that is considered offensive or too hursh. Syn. - genteelism, ant. - dysphemism.

Formed by Eu (good, well) plus Greek Phēmē (prophetic speech, rumour or talk).

Euphoria - A state of intense happiness. Formed by eu (good, well) plus Greek phero meaning "to bear".

Felinology –

The study of cats.

➤ Root: Formed by Latin felis meaning "cat" and other animals of the group.

➤ Related Words:

Faline (adj.) - Adjectctive for felis. Cat-like, of or pertaining to cat.

Felicide (n.) - The killing of a cat. Formed by felis (cat) plus Latin caedere (to kill or strike down).

Felinophobia (n.) - Fear of cats. Formed by felis plus phobos (fear). Felinophobes are the people who dislike cats. The adjective is felinophobic.

Syn. - Ailurophobia.

Ant. - Ailurophilia (love for cats). Ailuro

Foetology/Fetology –

The study of the foetus or often, fetus.

➤ Root: From Latin foetus meaning "the young in the womb or egg".

The adjective is fetal.

➤ Related Words:

Foeticide (n.) - The killing of the foetus. Formed by foetus, unborn baby, plus Latin caedere, to kill.

Remember, foetid is not built on the same root. Foetid comes for the Latin foeten, meaning malodorous or having an evil smell.

Formicology –

The study of ants.

➤ Root: From latin formica meaning "an ant".

➤ Related Words:

Formicary (n.) - a mound of earth made by ants as they dig their nest.

Adjective is formic. Formic acid (HCOOH) is found in ants.

Formication (n.) - crawling sensation as of an ant on the skin.

Formicant (adj.) - crawling like an ant.

The Greek word for an ant is myrmex. Hence, Myrmecology also means the study of ants.

Gastrology or Gastroenterology –

The study of the stomach and intestines.

➤ Root: From Greek gaster (genetive gastros) meaning stomach, belly, paunch; womb.

➤ Related Words:

Gastric juices - Juices secreted from walls of the stomach.

Gastronomy (n.) - The art of eating and preparing good food. Formed by gaster (stomach) plus nomos (knowledge, rule, law).

A Gastronome loves good food.

Gastrula (n.) - (Biology) Formed by gaster plus Latin -ula, a diminutive suffix. Literally means "little belley" or "little stomach". Actually means the double-walled stage of the embryo (fertilsed egg).

The adjective is gastrular; noun gastrulation.

Gastropod (n.) - Formed by gaster ("stomach"), plus Greek podos, "foot". Literally refers to the feet from stomach (or, "stomach-foot"). Snails, slugs (shell-less snails), conches, limpets, sea hares etc. have mascular foot attached to their stomachs. See details.

Gastrolith (n.) - It is a stone found in the stomach of various animals. The word is formed by Greek gaster meaning the "stomach" plus Greek lithos meaning "stone".

Geochronology –

The study of Earth’s age.

➤ Root: The Greek goddess of the Earth was Gaia. From Gaia, came the word gē meaning "earth". So, the word came form gē meaning "earth" Plus Greek khronikos meaning "time". Plus logos, to study.

➤ Related Words:

Geocentrism (n.) - The description of the universe with the earth at the centre and the sun, moon, starts and other planets all orbit (move around) Earth.

Formed by gē, earth plus Greek kentron, meaning centre.

Geode (n.) - Geode literally means "earth-like" or "earthy". It actually denotes a rounded stone with a hollow centre lines with crystals, identical to the shape of the earth. See images.

Formed by gē (earth) plus greek suffix oidēs meaning "characterised by".

Geology –

The study of the Earth.

➤ Root: Greek gē meaning "earth" plus logos, to study.

➤ Related Words:

Geography (n.) - Description of the earth's surface. Formed by gē, meaning earth, plus graphein meaning "to describe".

Geographer is one who studies the earth's surface.

Geomorphology –

The study of present-day landforms.

➤ Root: Comes from Greek gē plus morphē meaning form, shape, beauty, outward appearance.

➤ Related Words:

Morphology (n.) - Study of outer and inner structures of plant and animal bodies. Formed by morphē, form, structure or shape, plus logos, to study.

Morphogeny - Biological developmets of the forms of organisms (in Haeckel's system). Formed by morphē, form or shape, plus Grrek genes meaning "born" or "produce"

Morphogenesis (n.) - The production or shape of an organism. Formed by morphē, form or shape, plus genesis, birth, origin or creation.

Gerontology –

The study of old age.

Syn. - Geriatrics.

➤ Root: Comes form Greek geron meaning "old man" plus logos, to study.

➤ Related Words:

Geriatics (n.) - A branch of medical science that deals with the diseases and problem specific to old people. Formed by Greek geron meaning "old man" plus iatrikos, healing, from iatros, a physician.

Geriatrician is one who practises Gerontology or Geriatrics.

Gerontocracy (n.)- Ruled by old people. The word is formed by Greek geron, plus kratia, "rule".

Adjective is gerontocratic.

Gynaecology –

The study of diseases peculiar to women. The adjective is gynaecological. The expert of Gynaecology is Gynaecologist.

➤ Root: Comes from greek Gyne, meaning "women".

➤ Related Words:

Gynaecolatry - Worship of women. Formed by Greek gyne, woman, plus latreia, worship.

Gynarchy - Government by women. Formed by Greek gyne, plus arkhein, meaning "to rule".

Misogyny - A feeling of hatred for women. Formed by Greek misein, "to hate", or misos, "hatred". Plus Greek gyne, woman.

Polygyny - A condition of having many wives at the same time. From Greek polys meaning "much" / "multi". Plus gyne, woman. Opposite to polyandry (a condition of having many husbands at a time).

Androgyny (n.) - A state of having traits of both masculine and feminine genders. Formed by Greek andros (genetive of anēr) meaning "man". Plus gyne, woman.

The adjective is androgynous. An androgynous person or thing has the qualities of both men and women.

Nicknames like Pat, Sam, Chris are androgynous, because they are used by both men and women.

A synonym of androgyny is Hermaphroditism. The person is called Hermaphrodite. Let's take a glance at the myth behind the formation of the word.

Gynaecomastia - Condition of a male having breasts like women's, caused by a hormone imbalance. The word is formed by Greek gyne, "woman", plus Greek mastos, meaning "women's breast, mammary gland".

Haematology –

The study of blood.

Adjective - Haematological.

Adverb - Haematologically.

➤ Root: Comes from Greek haima, meaning "blood" plus logos, to study.

➤ Related Words:

Haematophobia - Fear of blood. Formed by Greek haima, "blood", plus phobos, "fear".

Haemophilia - Congenital tendency to uncontrolled bleeding. Formed by haima, "blood", plus Philos, "loving, fraindship, tendency towards".

Adjective is haemophilic.

Haemoglobin - A heamoprotein composed of haeme (a complex red organic pigment), and globin (a colourless protein) present in blood.

The word Haemoglobin is formed by Greek haima, plus globule, "a small spherical body; little globe" (denoting the shape of the protein globin)

Haemorrhage - Bleeding violently from a ruptured blood vessel. Formed by Greek haima, "blood", plus ragia (from rhegnunai) meaning "to break, burst".

Haemorrhoid - Vein, liable to discharge blood. Mainly referring to the venous swelling external or internal to the anal sphincter. ( = Pile)

Heliology –

The study of the sun.

➤ Root: Greek helios, meaning "sun" plus logos, "to study".

➤ Related Words:

Heliolatry - Worship of the sun. Formed by Helios, "sun", plus latreia, "to worship".

Heliocentrism - A model where the sun is at the centre of the universe, and the planets are revolving around it. The word is formed by helios, "sun", plus Greek kentron, "centre".

Geocentrism is a belief or a misbelief that the earth is at the centre of the universe, and the sun revolves around it.

Heliotrope - A kind of plants that turn its flowers and leaves to the sun. Formed by Greek helios, plus trepein, "to run".

The noun (state or condition) is heliotropism.

Heliograph - The description of the earth. Formed by helios, plus graphein, "to describe".

Aphelion - The point on the elliptical orbit of a planet (or a comet or other astronomical objects) where it is the farthest from the sun.

Formed by Greek prefix apo- meaning, "away" or "off" plus helios.

Perihelion - The point on the elliptical orbit of a planet (or a comet or other astronomical objects) where it is the nearest to the sun.

Formed by Greek prefix peri- meaning, "near" or "close" plus helios.

Hepatology –

The study of the liver.

Adj. - Hepatolic, hepatological,

Practitioner - Hepatologist.

➤ Root: Comes from Greek hepar, meaning "liver", olus logos, "to study".

➤ Related Words:

Hepatic (adj.) - related to the liver.

Hepatic cells are the building blocks of the liver,

Hepatic cirrhosis is a chronic disease interfering with the normal functioning of the liver.

Hepatica is a type of plant. The word was derived from the same root, i.e. hepar, because its three-lobed leaves are thought to be identical to the human liver.

Herpetology –

The study of reptiles and amphibians.

➤ Root: Comes from Greek herpeton meaning "creeping things" or "reptiles". And the verb herpein means "to creep"

➤ Related Words:

Herpes - Any viral disease. Its root lies in Greek herpes, meaning "creep", as a viral disease spreads from one body to another as if by creeping.

These diseases may be caused by Herpes simplex virus, Human herpesvirus 1, Human herpesvirus 2 etc.

The adjective is herpetic.

Hippology –

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Logy: Words Ending with -ology - Origin and Related Words

Actinology –

Aerology –

Agrology –

Agrostology –

Algology –

Andrology –

Anthropology –

Apiology –

Archaeology –

Audiology –

Bacteriology –

Bioecology –

Biology –

Cardiology –

Craniology –

Criminology –

Cryology –

Cynology –

Cytology –

Dendrochronology –

Dendrology –

Dermatology –

Ecology –

Embryology –

Endocrinology –

Entomology –

Epidemiology –

Ethology –

Eulogy –

Felinology –

Foetology/Fetology –

Formicology –

Gastrology or Gastroenterology –

Geochronology –

Geology –

Geomorphology –

Gerontology –

Gynaecology –

Haematology –

Heliology –

Hepatology –

Herpetology –

Hippology –

Histology –

Hydrology –

Ichthyology –

Lepidopterology –

Lithology –

Meteorology –

Microbiology –

Micrology –

Mineralogy –

Mycology –

Myology –

Myrmecology –

Nanotechnology, –

Neonatology –

Nephology –

Nephrology –

Neurology –

Oceanology –

Odonatology –

Odontology –

Oncology –

Oology –

Ophthalmology –

Ornithology –

Orology –

Orthopterology –

Osteology –

Otology –

Parasitology –

Pathology –

Petrology –

Pharmacology –

Phonology –

Phycology –

Physiology –