15-letter words containing u, n, p, r
- non-exculpatory — tending to clear from a charge of fault or guilt.
- non-interrupted — having an irregular or discontinuous arrangement, as of leaflets along a stem.
- non-putrescible — liable to become putrid.
- non-repudiation — the act of repudiating.
- non-suppurative — suppurating; characterized by suppuration.
- noncomputerized — not computerized or controlled by computers
- nonreproducible — Unable to be reproduced; not reproducible.
- nonreproductive — Not able to reproduce; sterile.
- northern paiute — a member of an American Indian people of Nevada, Oregon, and California, allied to the Paiute.
- northern parula — any of several American wood warblers of the genus Parula, especially P. americana (northern parula) having bluish plumage with a yellow throat and breast.
- notour bankrupt — a bankrupt who has failed to discharge his or her debts within the days of grace allowed by the court
- nuclear physics — the branch of physics that deals with the behavior, structure, and component parts of atomic nuclei.
- nuclear-powered — powered by nuclear energy
- nullarbor plain — a treeless, semiarid area of S Australia, contiguous to the Great Australian Bight.
- nutty professor — a professor or academic person who is eccentric or slightly crazy or unusual
- odd permutation — a permutation of a set of n elements, x 1 , x 2 , …, xn, which permutes the product of all differences of the form (xi – xj), where i is less than j, into the negative of the product.
- on one's uppers — higher, as in place, position, pitch, or in a scale: the upper stories of a house; the upper register of a singer's voice.
- open university — higher education by correspondence
- open your mouth — If you say that someone does not open their mouth, you are emphasizing that they never say anything at all.
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- opprobriousness — The state or condition of being opprobrious.
- ordered n-tuple — a set of n objects or quantities, where n is an integer, especially such a set arranged in a specified order (ordered n-tuple)
- outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- over-population — to fill with an excessive number of people, straining available resources and facilities: Expanding industry has overpopulated the western suburbs.
- overconsumption — the act of consuming, as by use, decay, or destruction.
- overexpenditure — the act of expending something, especially funds; disbursement; consumption.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- paid-in surplus — surplus paid in by purchasers of stock certificates sold at a premium.
- pair production — Physics. the simultaneous creation of a particle and its antiparticle by a nucleus or particle in an excited state, as when a photon is absorbed.
- pandorae fretum — an area in the southern hemisphere of Mars.
- paralinguistics — the study of paralanguage.
- parallel cousin — a cousin who is the child either of one's mother's sister or of one's father's brother.
- parent compound — a compound from which derivatives may be obtained.
- parent language — an earlier language from which another is derived.
- part of fortune — the celestial longitude of the moon plus the celestial longitude of the ascendant minus the celestial longitude of the sun: said to connote an area of life through which one achieves emotional satisfaction.
- partial denture — an artificial replacement of one or several of the teeth (partial denture) or all of the teeth (full denture) of either or both jaws; dental prosthesis.
- patio furniture — furniture in an area adjoining a house, esp one that is paved and used for outdoor activities
- pay as you earn — a method of paying tax in which the tax is taken off your wages before they are paid to you
- peak production — the maximum production
- pearly nautilus — nautilus (def 1).
- penal servitude — imprisonment together with hard labor.
- penshurst place — a 14th-century mansion near Tunbridge Wells in Kent: birthplace of Sir Philip Sidney; gardens laid out from 1560
- percussion lock — a gunlock on a firearm that fires by striking a percussion cap.
- percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
- perfluorocarbon — a fluorocarbon consisting only of fluorine and carbon atoms
- perforating gun — A perforating gun is a device used to make holes in oil and gas wells in preparation for production.
- perfunctoriness — performed merely as a routine duty; hasty and superficial: perfunctory courtesy.
- pergamentaceous — (esp of plants) resembling parchment, whether in texture or composition
- perpendicularly — vertical; straight up and down; upright.
- personal column — The personal column in a newspaper or magazine contains messages for individual people and advertisements of a private nature.