Word origins

• gastro-Of or relating to the stomach.
• gastrologythe scientific study of the stomach
• gastrorrhagiaA hemorrhage from the stomach, also known as a gastric hemorrhage.
• geic acidHumin.
• geitonogamyTransfer of pollen grains from the anther of a flower to the stigma of another flower of the same plant.
• gelasmaLaughter.
• gelastOne who tends to laugh; a laugher.
• geliophobiaFear of laughter.
• GelloA female demon or revenant who threatens the reproductive cycle by causing infertility, spontaneous abortion, and infant mortality.
• gelogenicInducing or provoking laughter; laughable.
• geloscopyDivination by means of laughter.
• gelotologyThe study of humour and laughter, and its effects on the body.
• gelotophileA person who actively seeks and establishes situations in which others may laugh at them.
• geneagenesisSynonym of metagenesis.
• genearchThe chief of a family, clan, or tribe.
• -genesisorigin
• genethliaconA birthday ode.
• genio-chin
• geno-genetics - e.g. genotype
• genosomeA lipid-DNA complex used for gene delivery in gene therapy
• gentiopicrinA bitter glycoside ((5R-trans)-5-ethenyl-6-(b-D-glucopyranosyloxy)-5,6-dihydro-1H,3H-pyrano[3,4-c]pyran-1-one) found in gentians
• geo-earth
• geoponicRelating to tillage of the earth, soil, or agriculture.
• geoponicsthe science of agriculture
• geosminA bacterial derivative of decahydronaphthalene that has a strong earthy smell and is the material responsible for petrichor and for the earthy taste of beetroot.
• gephyrinA protein associated with synapses.
• gephyrophobiaAn inordinate fear of bridges, especially crossing bridges.
• GerasimA transliteration of the Belarusian male given name Гера́сім (Hjerásim)
• geriarchyRule by the elderly.
• gerocomyMedical treatment of the elderly.
• geronticOf or pertaining to old age or the elderly.
• geronto-Forms terms relating to old age or elderly people.
• giga-In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10⁹ (short scale billion or long scale milliard).
• gigantomastiaAn extreme form of macromastia, usually with more than 2.5 kilograms of excess tissue.
• gignomenon"Becoming," as opposed to "Being"; a phenomenon considered as occurrence rather than appearance.
• ginglymusA hinge joint.
• glaucopeA person with dark hair and blue eyes.
• glio-Gliomatous.
• glochidA small, detachable, irritant spine occurring in dense clusters in the areoles of certain cacti such as the prickly pear.
• glochidiateHaving barbs
• glochidiumThe larva or young of the mussel.
• gloeaA gluey mucoid substance secreted by some protozoans and other simple organisms.
• gloeo-Having the character of glue; sticky.
• GlosaA constructed language intended to be used by the global scientific community.
• -glossiaUsed to form nouns relating to the tongue.
• glossocomonA kind of winch used to hoist patients.
• glossohyalThe tongue bone, specifically the lingual plate, which is a dermal toothed bone that covers or fuses with the basihyal.
• glossologyThe science of language; linguistics.
• -glotlanguage
• glottologyThe science of languages
• glucicPertaining to, or obtained from, sugar
• gluco-sweetness
• glucousSweet-tasting.
• glyco-Sugars.
• glycocollglycine
• glyptodontAny edentate of an extinct clade of South American armadillos which is identified either as family †Glyptodontidae or as subfamily †Glyptodontinae of family Chlamyphoridae.
• -gnathForming nouns relating to the jaws or mouthparts.
• gnathopodA maxilliped.
• gnomologyA collection of, or a treatise on, maxims, grave sentences, or reflections.
• gnomonicsThe science, art and craft of designing and constructing sundials.
• gnoscopineAn alkaloid found in certain species of poppy.
• -gnosyScientific knowledge of a subject.
• gomphiasisA disease of the teeth that causes them to loosen and fall out of their sockets.
• gomphosisA type of fibrous, immovable joint such as the one between the teeth and the alveolar bone.
• gomphothereAny of the extinct proboscideans of the family Gomphotheriidae, that lived in North America and Eurasia during the Miocene and Pliocene (12—1.6 million years ago), and latterly also in South America (around 3 million to 9100 years ago).
• gon-sexual reproduction, especially male
• gonagragout in the knee
• -gonimeProductive, fertile, fruitful
• gonio-angle.
• goniorhynchidAny of the extinct microsaur genus †Goniorhynchus (a synonym of †Rhynchonkos).
• gonitisInflammation of the knee joint.
• -goniumA reproductive structure of some organisms
• gonodactyloidAny mantis shrimp in the superfamily Gonodactyloidea
• -gonyForms nouns that describe the genesis of a class of thing.
• gony-Knee.
• gonyalgiaPain in the knee.
• gonyaulaxAn alga of the genus Gonyaulax.
• gonycampsisAbnormal bending or curvature of the knee.
• gonycrotesisThe clicking or cracking sound made by a knee joint during movement.
• gonyleptoidAny harvestman of the superfamily Gonyleptoidea.
• gonyoncusA tumor or swelling of the knee; inflammation of the knee joint.
• gorgoneionA (representation of a) gorgon's head, especially that of Medusa.
• gorgosaurusA tyrannosaurid theropod dinosaur of the genus Gorgosaurus that lived in western North America during the Late Cretaceous Period (Campanian), between about 76.6 and 75.1 million years ago.
• GortynAncient city in central Crete, Greece.
• gramogramA letter or sequence of letters which resemble the sound of a word when the names of the letters are spoken in sequence.
• -graphthat writes
• -graphersomeone who writes about a specified subject, or in a specified manner
• -graphicForming adjectives pertaining to writing (of a type specified by the first element).
• grapho-writing
• grapholiteAny variety of slate suitable to be written on.
• gylanyA social system based on equality of women and men.
• gymniteAn amorphous form of antigorite.
• gymno-naked
• gymnodomousLacking an envelope; open to the surrounding environment.
• GymnopaediaAn annual celebration in ancient Sparta, during which naked young men displayed their athletic and martial skills through dancing.
• gymnopaedicHaving young that are featherless when hatched.
• gynæc-woman, female
• gynaeco-woman, female.
• gyneconomeAn Ancient Athenian civil servant whose job was to apply sumptuary laws and ensure adult women behaved morally.
• gynecophileSomeone sexually attracted to women.