12-letter words containing a, o, u, i
- gainsborough — Thomas, 1727–88, English painter.
- galeniferous — Of a mineral or deposit that contains galena.
- gallinaceous — pertaining to or resembling the domestic fowls.
- gap junction — a linkage of two adjacent cells consisting of a system of channels extending across a gap from one cell to the other, allowing the passage of ions and small molecules.
- gas equation — an equation that equates the product of the pressure and the volume of one mole of a gas to the product of its thermodynamic temperature and the gas constant. The equation is exact for an ideal gas and is a good approximation for real gases at low pressures
- gastrulation — the formation of a gastrula.
- gelatigenous — (archaic) Producing or yielding gelatin.
- geniculation — the state of being geniculate.
- geraniaceous — belonging to the Geraniaceae, the geranium family of plants.
- gesticulator — to make or use gestures, especially in an animated or excited manner with or instead of speech.
- glamour girl — a girl or woman whose appearance or lifestyle is considered glamorous by popular standards.
- glandiferous — bearing nuts or acorns
- glutaredoxin — (enzyme) Any of a family of small redox enzymes that use glutathione as a cofactor.
- gourd family — the plant family Cucurbitaceae, characterized by tendril-bearing vines, either trailing or climbing and having alternate, palmately lobed leaves, often large yellow or greenish flowers, and many-seeded, fleshy fruit with a hard rind, and including the cucumber, gourd, melon, pumpkin, and squash.
- gourmandizer — One who gourmandizes.
- graciousness — pleasantly kind, benevolent, and courteous.
- graminaceous — Of, pertaining to, or resembling a grass.
- gran turismo — (of an automobile) certified as conforming to the specifications, as fuel capacity and engine displacement, for a class of standard automobiles (Gran Turismo) qualified to engage in various types of competitions. Abbreviation: GTO.
- granulations — Plural form of granulation.
- granulocytic — Of, or pertaining to, granulocytes.
- gratuitously — given, done, bestowed, or obtained without charge or payment; free; voluntary.
- gratulations — a feeling of joy.
- gregariously — fond of the company of others; sociable.
- grossularite — a mineral, calcium aluminum garnet, Ca 3 Al 2 Si 3 O 12 , occurring in gray-white to pinkish crystals.
- gulf of riga — a large deep bay on the Baltic Sea
- gulf of siam — an arm of the South China Sea between the Malay Peninsula and Indochina
- gum ammoniac — a brownish-yellow gum resin, having an acrid taste, occurring in tearlike fragments from a plant, Dorema ammoniacum, of western Asia: used in porcelain ceramics and in medicine as an expectorant and counterirritant.
- gut reaction — instinctive response
- hadrosaurine — Hadrosaurid.
- haji-ioannou — Sir Stelios. born 1967, British businessman, born in Greece; founder (1995) and chairman (until 2002) of the low-cost airline company Easyjet
- half serious — of, showing, or characterized by deep thought.
- half-serious — of, showing, or characterized by deep thought.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- hallucinogen — a substance that produces hallucinations.
- hallucinosis — a mental state characterized by repeated hallucinations.
- harmoniously — marked by agreement in feeling, attitude, or action: a harmonious group.
- harmoniumist — a person who plays a harmonium
- harrisonburg — a city in N Virginia.
- haute-savoie — a department in E France. 1775 sq. mi. (4595 sq. km). Capital: Annecy.
- hazelnut oil — an oil extracted from hazelnuts and used mostly in cooking
- heliogabalus — (Varius Avitus Bassianus"Marcus Aurelius Antoninus") a.d. 204–222, Roman emperor 218–222.
- heliogravure — photoengraving.
- hellaciously — In a hellacious manner.
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- hexafluoride — a fluoride containing six atoms of fluorine.
- hippocentaur — Centaur.
- hippophagous — eating horse meat
- hippopotamus — a large herbivorous mammal, Hippopotamus amphibius, having a thick hairless body, short legs, and a large head and muzzle, found in and near the rivers, lakes, etc., of Africa, and able to remain under water for a considerable time.
- hit (out) at — to aim a blow at; try to hit
- hoisin sauce — a thick, sweet, spicy condiment containing soybeans, sugar, garlic, and chili peppers, used in cooking or as an accompaniment to meat, fish, or poultry, especially Peking duck.