12-letter words containing n, o, r, t
- ground alert — the state of waiting for orders in or near combat airplanes ready to take to the air at once.
- ground cloth — groundsheet.
- 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.
- gyromagnetic — of or relating to the magnetic properties of a rotating charged particle.
- haemoprotein — Alternative spelling of hemoprotein.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- halotolerant — (biology) Able to tolerate a high concentration of salt in its environment.
- hand of writ — handwriting; penmanship.
- hangtown fry — a type of omelet to which fried oysters, bacon, and sometimes onions are added.
- haricot bean — Haricot beans are small white beans that are eaten as a vegetable. They are often sold dried rather than fresh.
- harmoniumist — a person who plays a harmonium
- harmonometer — the equipment used for measuring the harmonic relations of sounds
- harvest moon — the moon at and about the period of fullness that is nearest to the autumnal equinox.
- headstrongly — In a headstrong manner.
- hearthstones — Plural form of hearthstone.
- heldentenors — Plural form of heldentenor.
- heliocentric — measured or considered as being seen from the center of the sun.
- heptahedrons — Plural form of heptahedron.
- hernioplasty — an operation for the repair of a hernia.
- heroic tenor — a tenor with a dramatic voice
- herpetofauna — the reptiles and amphibians that inhabit a given area
- herring boat — a fishing boat that specializes in catching herring
- 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
- heterochrony — a genetic shift in timing of the development of a tissue or anatomical part, or in the onset of a physiological process, relative to an ancestor.
- heterodyning — Present participle of heterodyne.
- 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.
- heterokaryon — a cell containing two or more nuclei of differing genetic constitutions.
- heterokontan — of or relating to a heterokont
- 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).
- heterophonic — the simultaneous performance of the same melodic line, with slight individual variations, by two or more performers.
- heteropteran — A bug of the group Heteroptera.
- hibernations — Plural form of hibernation.