16-letter words containing p, o, e, r
- transfer company — a company that transports people or luggage for a relatively short distance, as between terminals of two railroad lines.
- transpeptidation — the process of transferring an amino acid or group of amino acids from one compound to another.
- transport number — that fraction of the total electric current that anions and cations carry in passing through an electrolytic solution.
- transport police — the national police force for railways in Britain, which protects rail operators, staff and passengers
- trap-door spider — any of several burrowing spiders, of the family Ctenizidae, that construct a tubular nest with a hinged lid.
- trapezoidal rule — a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
- trial separation — an experimental period of living apart
- triple-expansion — noting a power source, especially a steam engine, using the same fluid at three successive stages of expansion to do work in three or more cylinders.
- troop the colors — to parade the colors, or flag, before troops
- tropic of cancer — Geography. either of two corresponding parallels of latitude on the terrestrial globe, one (tropic of Cancer) about 23½° N, and the other (tropic of Capricorn) about 23½° S of the equator, being the boundaries of the Torrid Zone. the tropics, the regions lying between and near these parallels of latitude; the Torrid Zone and neighboring regions.
- tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Compare extratropical cyclone, hurricane (def 1), willy-willy.
- turn upside down — invert
- two-body problem — the problem of calculating the motions of two bodies in space moving solely under the influence of their mutual gravitational attraction.
- two-party system — a political system consisting chiefly of two major parties, more or less equal in strength.
- two-percent milk — Two-percent milk is milk from which some of the cream has been removed.
- two-pot screamer — a person easily influenced by alcohol
- twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
- uncinate process — a curved, bony process on certain ribs of birds that projects backward and overlaps the succeeding rib, serving to strengthen the thorax.
- uncomprehensible — capable of being comprehended or understood; intelligible.
- under bare poles — (of a sailing vessel) with no sails set
- under the plough — If an area of land is under the plough, it is used for growing crops. If land is brought or put under the plough, it is ploughed for the first time and is then used for growing crops.
- under-employment — employed at a job that does not fully use one's skills or abilities.
- undercompensated — to compensate or pay less than is fair, customary, or expected.
- underconsumption — the act of consuming, as by use, decay, or destruction.
- unimpressionable — easily impressed or influenced; susceptible: an impressionable youngster.
- unimproved value — the valuation of land for rating purposes, disregarding the value of buildings or other development
- union membership — members of a trade union
- united provinces — (used with a singular or plural verb) former name of Uttar Pradesh.
- unpublished work — a literary work that has not been reproduced for sale or publicly distributed.
- unresponsiveness — responding especially readily and sympathetically to appeals, efforts, influences, etc.: a responsive government.
- unscrupulousness — not scrupulous; unrestrained by scruples; conscienceless; unprincipled.
- up to one's ears — the organ of hearing and equilibrium in vertebrates, in humans consisting of an external ear that gathers sound vibrations, a middle ear in which the vibrations resonate against the tympanic membrane, and a fluid-filled internal ear that maintains balance and that conducts the tympanic vibrations to the auditory nerve, which transmits them as impulses to the brain.
- upper atmosphere — the portion of the atmosphere above the troposphere.
- upper lough erne — a lough in Northern Ireland, fed by the river Erne
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- vapor channeling — Vapor channeling exists when vapor flow is distributed in an unequal way in a distillation vessel or stage.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- verneuil process — a process for making synthetic rubies, sapphires, spinels, etc., by the fusion at high temperatures of powdered compounds.
- vest-pocket park — pocket park.
- videodisc player — an electronic device for playing videodiscs through a television set.
- vinylidene group — the bivalent group C 2 H 2 , derived from ethylene.
- vinylpyrrolidone — Vinylpyrrolidone is a substance used as a binder in pharmaceuticals.
- voice production — the use of the voice in order to create particular effects
- voluntary helper — a person who aids or assists in a specified function of one's own accord and without compulsion or promise of remuneration
- walk a tightrope — be in a precarious position
- well-upholstered — (of a person) fat
- white propaganda — propaganda that comes from the source it claims to come from
- wimp environment — WIMP
- wolfenden report — a study produced in 1957 by the Committee on Homosexual Offences and Prostitution in Britain, which recommended that homosexual relations between consenting adults be legalized
- work-in-progress — In book-keeping, work-in-progress refers to the monetary value of work that has not yet been paid for because it has not yet been completed.