12-letter words containing a, u, t
- haute-vienne — a department in central France. 2145 sq. mi. (5555 sq. km). Capital: Limoges.
- hautes-alpes — a department in SE France. 2179 sq. mi. (5645 sq. km). Capital: Gap.
- hazelnut oil — an oil extracted from hazelnuts and used mostly in cooking
- head lettuce — any variety of the lettuce subspecies Lactuca sativa capitata, having leaves that grow in a dense rosette, especially iceberg lettuce and Boston lettuce.
- head-hunting — a headhunting expedition: The men left the village to go on a headhunt.
- headquarters — a center of operations, as of the police or a business, from which orders are issued; the chief administrative office of an organization: The operatives were always in touch with headquarters.
- heart murmur — murmur (def 3).
- heart urchin — an echinoderm of the order Spatangoida, having an elongate, somewhat heart-shaped outer covering.
- heartburning — rankling discontent, especially from envy or jealousy; grudge.
- heartfulness — The state or quality of being heartful.
- height gauge — an object used to measure the height of somebody or something, for example to measure the height of people for medical purposes
- helianthemum — (botany) Any of the genus Helianthemum of rockroses.
- helianthuses — Plural form of helianthus.
- hematogenous — originating in the blood.
- hepatogenous — originating in the liver
- herpetofauna — the reptiles and amphibians that inhabit a given area
- heterauxesis — an unequal or asymmetrical growth of cells, parts of plants or animals
- heterogamous — Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- heterosexual — of, relating to, or exhibiting heterosexuality.
- high-quality — adhering to an excellent standard of measure; of superior quality: Education depends on high-quality teachers and materials in our schools.
- highfaluting — pompous; bombastic; haughty; pretentious.
- hindquarters — the posterior end of a halved carcass of beef, lamb, etc., sectioned usually between the twelfth and thirteenth ribs.
- hippocentaur — Centaur.
- 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
- hohenstaufen — a member of the royal family that ruled in Germany from 1138 to 1208 and from 1215 to 1254, and in Sicily from 1194 to 1266.
- holothurians — Plural form of holothurian.
- house arrest — confinement of an arrested person to his or her residence or to a public place, as a hospital, instead of in a jail: He was under house arrest until the day of his trial.
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.
- housefathers — Plural form of housefather.
- housemasters — Plural form of housemaster.
- housepainter — A professional painter of houses.
- housetrained — Simple past tense and past participle of housetrain.
- human nature — the psychological and social qualities that characterize humankind, especially in contrast with other living things.
- human rights — basic civil freedoms
- humanisation — Alternative form of humanization.
- humanitarian — having concern for or helping to improve the welfare and happiness of people.
- humanization — to make humane, kind, or gentle.
- humble plant — sensitive plant (def 1).
- humboldt bay — an inlet of the Pacific Ocean in NW California.
- humification — the formation of humus.
- humiliations — Plural form of humiliation.
- hunt sabbing — the activity of sabotaging a hunt due to the belief that animals should not be harmed by humans
- hunting case — a watchcase with a hinged cover to protect the crystal.
- huntsmanship — The art or practice of hunting, or the qualification of a hunter.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- hydrosulfate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hypermutable — Of or in a state in which mutation is abnormally frequent.
- hypertextual — Of or relating to hypertext.