12-letter words containing h, e, t, r, o, s
- heterodoxies — Plural form of heterodoxy.
- heteroecious — the development of different stages of a parasitic species on different host plants.
- heterogamous — Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
- heterogenous — having its source or origin outside the organism; having a foreign origin.
- heterogonous — Botany. of or relating to monoclinous flowers of two or more kinds occurring on different individuals of the same species, the kinds differing in the relative length of stamens and pistils (opposed to homogonous).
- heterografts — Plural form of heterograft.
- heterogynous — having females of two different kinds, one sexual and the other abortive or neuter, as ants.
- heterologous — Biology. of different origin; pertaining to heterology.
- heteromerous — having or consisting of parts that differ in quality, number of elements, or the like: a heteromerous flower.
- heteronomous — subject to or involving different laws.
- heteronymous — of, relating to, or characteristic of a heteronym.
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heteroplasty — the repair of lesions with tissue from another individual or species.
- heterosexism — a prejudiced attitude or discriminatory practices against homosexuals by heterosexuals.
- heterosexist — a prejudiced attitude or discriminatory practices against homosexuals by heterosexuals.
- heterosexual — of, relating to, or exhibiting heterosexuality.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterosphere — The upper part of the atmosphere, above about sixty miles, in which there is great variation in its composition.
- heterostyled — (of a plant) having styles of different forms or lengths in the flowers.
- heterotherms — Plural form of heterotherm.
- heterotopias — Plural form of heterotopia.
- heterotrophs — Biology. an organism requiring organic compounds for its principal source of food.
- heterozygous — having dissimilar pairs of genes for any hereditary characteristic.
- hibernations — Plural form of hibernation.
- high treason — treason against the sovereign or state.
- hindforemost — with the back part in the front place
- historicized — Simple past tense and past participle of historicize.
- hobble skirt — a woman's skirt that is very narrow at the bottom, causing the wearer to walk with short, mincing steps.
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- home stretch — final stages: of race or journey
- homescreetch — a mistle thrush
- homesteaders — Plural form of homesteader.
- homo erectus — an extinct species of the human lineage, formerly known as Pithecanthropus erectus, having upright stature and a well-evolved postcranial skeleton, but with a smallish brain, low forehead, and protruding face.
- homoiotherms — Plural form of homoiotherm.
- homothermous — (biology) warm-blooded.
- honor system — a system whereby the students at a school, the inmates in a prison, etc., are put on their honor to observe certain rules in order to minimize administrative supervision or to promote honesty.
- horse nettle — a large, prickly North American weed, Solanum carolinense, of the nightshade family, having violet to white flowers in a few clusters.
- horse pistol — a large pistol formerly carried by horsemen.
- horse trader — a person who is shrewd and clever at bargaining.
- horse trials — a competitive sporting event at which riders have to show their skill in dressage, show-jumping, and cross-country
- horse's tail — burro's tail.
- horse-doctor — an informal word for a vet who specializes in treating horses
- horse-trader — a person who buys and sells horses
- hostile fire — an unintentional fire, from which any resulting loss can be claimed as an insurance liability (opposed to friendly fire).
- hotelkeepers — Plural form of hotelkeeper.
- 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 doctor — a resident physician in a hospital, hotel, or other public institution.
- house hunter — a person who house-hunts
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.