12-letter words containing r, o, t, u, n
- ground fault — the momentary, usually accidental, grounding of a conducting wire.
- ground frost — the condition resulting from a temperature reading of 0°C or below on a thermometer in contact with a grass surface
- ground plate — Electricity. a metal plate for making a ground connection to the earth.
- ground sloth — any of various extinct large, edentate mammals from the Pleistocene Epoch of North and South America resembling modern sloths but living on the ground rather than in trees.
- ground staff — The people who are paid to maintain a sports ground are called the ground staff.
- ground state — the state of least energy of a particle, as an atom, or of a system of particles.
- ground track — the path on the earth's surface below an aircraft, missile, rocket, or spacecraft.
- ground water — the water beneath the surface of the ground, consisting largely of surface water that has seeped down: the source of water in springs and wells.
- groundbursts — Plural form of groundburst.
- groundsheets — Plural form of groundsheet.
- groundstroke — A stroke played after the ball has bounced, as opposed to a volley.
- group of ten — the ten nations who met in Paris in 1961 to arrange the special drawing rights of the IMF: Belgium, Canada, France, Italy, Japan, Netherlands, Sweden, UK, US, and West Germany
- gut reaction — instinctive response
- gutturonasal — articulated in the back of the mouth and given resonance in the nasal cavity, as the sound represented by (ng) in (ring).
- gynantherous — having the stamens converted into pistils by the action of frost, disease, or insects.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- harmoniumist — a person who plays a harmonium
- herpetofauna — the reptiles and amphibians that inhabit a given area
- herstmonceux — a village in S England, in E Sussex north of Eastbourne: 15th-century castle, site of the Royal Observatory, which was transferred from Greenwich between 1948 and 1958, until 1990
- 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).
- heterogynous — having females of two different kinds, one sexual and the other abortive or neuter, as ants.
- 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).
- high country — a mountainous area below the timberline; a forested mountain area.
- hill country — hilly area
- hippocentaur — Centaur.
- holothurians — Plural form of holothurian.
- home country — the country a person comes from
- honours list — annual list of persons given royal awards
- host country — nation staging an international event
- house hunter — a person who house-hunts
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.
- housepainter — A professional painter of houses.
- housetrained — Simple past tense and past participle of housetrain.
- hunting horn — the earliest form of the modern horn, consisting of a conical tube coiled in a circle for carrying over the shoulder, and having a flaring bell and a trumpetlike mouthpiece.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- illuminators — Plural form of illuminator.
- illuminatory — Increasing informative qualities; explanatory.
- illustration — something that illustrates, as a picture in a book or magazine.
- in our midst — among us
- in the rough — having a coarse or uneven surface, as from projections, irregularities, or breaks; not smooth: rough, red hands; a rough road.
- in the round — having a flat, circular surface, as a disk.
- in-and-outer — a person who is by turns in and out of a particular situation, condition, venture, investment, etc.
- in-congruent — not congruent.
- inauguration — an act or ceremony of inaugurating.
- inauguratory — Inaugural; being the first instance.
- incorruption — the quality or condition of being incorrupt.
- incorruptive — incorruptible; not tending to be corrupted