16-letter words containing a, c, r, o, p
- open scholarship — a scholarship which anyone can apply for
- operating income — revenue from business operations after operating expenses are deducted from gross income.
- optical computer — an experimental computer that uses photons rather than electrical impulses to process data a thousand times faster than with conventional integrated circuits.
- optical rotation — the angle at which the plane of polarized light is rotated when passed through an optically active substance.
- optical tweezers — a laser device used to study, manipulate, or trap a microscopic object, as a microorganism or cell, with nanometer precision.
- organ-pipe coral — an alcyonarian coral of the genus Tubipora, occurring in tropical waters, and forming a complex colony of brick-red, vertical tubules joined at intervals by transverse plates.
- organoleptically — In an organoleptic manner.
- orographic cloud — any cloud whose existence and form are largely controlled by the disturbed flow of air over and around mountains, as the banner cloud and crest cloud.
- orthographically — In an orthographical manner; using proper spelling, capitalization and grammar.
- orthosympathetic — Of or pertaining to the sympathetic component of the autonomic nervous system.
- over-application — the act of putting to a special use or purpose: the application of common sense to a problem.
- over-expectation — the act or the state of expecting: to wait in expectation.
- over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overcapitalizing — Present participle of overcapitalize.
- overcompensating — Present participle of overcompensate.
- overcompensation — a pronounced striving to neutralize and conceal a strong but unacceptable character trait by substituting for it an opposite trait.
- overcompensatory — a pronounced striving to neutralize and conceal a strong but unacceptable character trait by substituting for it an opposite trait.
- overcomplicating — Present participle of overcomplicate.
- pacific sturgeon — a dark gray sturgeon, Acipenser transmontanus, inhabiting marine and fresh waters along the northwestern coast of North America, valued as a food and sport fish.
- packing fraction — Physics. a measure of the stability of an atomic nucleus, equal to 10 4 multiplied by the mass defect and divided by the mass number.
- pair of scissors — two-bladed cutting tool
- palmtop computer — a computer that has a small screen and compressed keyboard and is small enough to be held in the hand, often used as a personal organizer
- panoramic camera — a still camera having a movable lens that horizontally scans a view while exposing a long photographic plate or strip of film.
- panoramic screen — a very wide screen, as of a television, etc
- paratuberculosis — Johne's disease.
- parochial school — a primary or secondary private school supervised by a religious organization, especially a Roman Catholic day school affiliated with a parish or a holy order.
- parochialization — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- partial fraction — one of the fractions into which a given fraction can be resolved, the sum of such simpler fractions being equal to the given fraction: Partial fractions of 5/(x2−x) are 5/(x−1) and −5/x.
- partial function — A function which is not defined for all arguments of its input type. E.g. f(x) = 1/x if x /= 0. The opposite of a total function. In denotational semantics, a partial function f : D -> C may be represented as a total function ft : D' -> lift(C) where D' is a superset of D and ft x = f x if x in D ft x = bottom otherwise where lift(C) = C U bottom. Bottom (LaTeX \perp) denotes "undefined".
- pascal's theorem — the theorem that the lines joining adjacent vertices of a hexagon intersect the same straight line if alternate vertices lie on two intersecting straight lines.
- passport control — identity check at airport, etc.
- patched-together — makeshift; roughly made from disparate elements
- paterson's curse — a purple-flowered noxious plant, Echium plantagineum, a close relative of viper's bugloss, naturalized in Australia and NZ where its harmfulness to livestock has prompted attempts to limit its spread
- peace conference — a conference where representatives of warring governments or countries sign a treaty to end conflict
- peach tree borer — the larva of any of several clearwing moths, as Sanninoidea exitiosa, that bore into the wood of the peach and other drupaceous trees.
- peano arithmetic — (mathematics) Giuseppe Peano's system for representing natural numbers inductively using only two symbols, "0" (zero) and "S" (successor). This system could be expressed as a recursive data type with the following Haskell definition: data Peano = Zero | Succ Peano The number three, usually written "SSS0", would be Succ (Succ (Succ Zero)). Addition of Peano numbers can be expressed as a simple syntactic transformation: plus Zero n = n plus (Succ m) n = Succ (plus m n) (1995-03-28)
- pectoralis major — the larger of the two large chest muscles that assist in movements of the shoulder and upper arm
- pectoralis minor — the smaller of the two large chest muscles that assist in movements of the shoulder and upper arm
- pelican crossing — place to cross road
- people's charter — the principles or movement of a party of political reformers, chiefly workingmen, in England from 1838 to 1848: so called from the document (People's Charter or National Charter) that contained a statement of their principles and demands.
- percentage point — difference: one per cent
- perchloromethane — carbon tetrachloride.
- peregrine falcon — a globally distributed falcon, Falco peregrinus, much used in falconry because of its swift flight: several subspecies are endangered.
- perforated ulcer — an ulcer that bursts through the stomach wall and leaks food and gastric juices into the abdominal cavity
- performance bond — contract bond.
- performance test — a test requiring little or no use of language, the test materials being designed to elicit manual or behavioral responses rather than verbal ones.
- periodic decimal — repeating decimal.
- periodic tenancy — the letting of a dwelling for a repeated short term, as by the week, month, or quarter, with no end date
- personal effects — belongings
- personality cult — deliberately cultivated adulation of a person, esp a political leader