15-letter words containing u, t, i, p
- null hypothesis — (in the statistical testing of a hypothesis) the hypothesis to be tested.
- 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.
- open university — higher education by correspondence
- open-cut mining — mining by excavating from the surface
- opisthognathous — having receding jaws.
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- optical pumping — a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels.
- out in the open — knowledge: public
- out of practice — If you are out of practice at doing something, you have not had much experience of it recently, although you used to do it a lot or be quite good at it.
- outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- over-particular — of or relating to a single or specific person, thing, group, class, occasion, etc., rather than to others or all; special rather than general: one's particular interests in books.
- 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.
- painted bunting — a brilliantly colored bunting, Passerina ciris, of the southern U.S.
- 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.
- paralinguistics — the study of paralanguage.
- parti québécois — (in Canada) a political party in Quebec, formed in 1968 and originally advocating the separation of Quebec from the rest of the country
- 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.
- partial product — the result obtained when a number is multiplied by one digit of a multiplier
- particularistic — exclusive attention or devotion to one's own particular interests, party, etc.
- past continuous — past progressive.
- patchwork quilt — cover sewn from patches of cloth
- patio furniture — furniture in an area adjoining a house, esp one that is paved and used for outdoor activities
- peak production — the maximum production
- pearly nautilus — nautilus (def 1).
- penal servitude — imprisonment together with hard labor.
- pentium ii xeon — (processor) The successor to Intel Corporation's Pentium II processor. The Xeon has the same P6 core as existing Pentium Pro/Pentium II units, but it supports a 100 MHz system bus and offers as much as 2 MB of level 2 cache.
- percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
- 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.
- petit bourgeois — a person who belongs to the petite bourgeoisie.
- petty bourgeois — petit bourgeois
- phantom circuit — a circuit derived from two suitably arranged pairs of wires, each pair being a circuit (side circuit) and also acting as one half of an additional derived circuit, the entire system providing the capabilities of three circuits while requiring wires for only two.
- phenylketonuria — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phonautographic — relating to a phonautograph or a piece of equipment that records sound visually by detecting the sound waves and indicating them on a graph
- photoconducting — of or relating to photoconduction
- photoconduction — of, relating to, or exhibiting photoconductivity.
- photoconductive — of, relating to, or exhibiting photoconductivity.
- photojournalism — journalism in which photography dominates written copy, as in certain magazines.
- photomultiplier — an extremely sensitive detector of light and of other radiation, consisting of a tube in which the electrons released by radiation striking a photocathode are accelerated, greatly amplifying the signal obtainable from small quantities of radiation.
- photoproduction — the light-induced production of a species of molecule such as a radical or ion
- piano reduction — a musical score having the parts condensed or simplified in two staves, to render the music playable on the piano by one person.
- pick up the tab — If you pick up the tab, you pay a bill on behalf of a group of people or provide the money that is needed for something.
- pictorial janus — K. Kahn, Xerox. Visual extension of Janus. Requires Strand88 and a PostScript interpreter.
- picture element — (graphics) (pixel) The smallest resolvable rectangular area of an image, either on a screen or stored in memory. Each pixel in a monochrome image has its own brightness, from 0 for black to the maximum value (e.g. 255 for an eight-bit pixel) for white. In a colour image, each pixel has its own brightness and colour, usually represented as a triple of red, green and blue intensities (see RGB). Compare voxel.
- picture gallery — place where art is exhibited and sold