18-letter words containing p, e, r, i, t, u
- procrustean string — (programming) A fixed-length string. If a string value is too long for the allocated space, it is truncated to fit; and if it is shorter, the empty space is padded, usually with space characters. This is an allusion to Procrustes, a legendary robber of ancient Attica. He bound his victims to a bed, and if they were shorter than the bed, he stretched their limbs until they would fit; if their limbs were longer, he lopped them off.
- product life cycle — the four stages (introduction, growth, maturity, and decline) into one of which the sales of a product fall during its market life
- production manager — a supervisor of the budget, crew and other details in the production of a film or play
- property insurance — insurance coverage for land and housing
- protective custody — detention of a person by the police solely as protection against a possible attack or reprisal by someone.
- provascular tissue — procambium.
- pseudo-anarchistic — a person who advocates or believes in anarchy or anarchism.
- pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
- psychotherapeutics — psychotherapy.
- public expenditure — spending by central government, local authorities, and public corporations
- puerto rico trench — a depression in the ocean floor, N of Puerto Rico: includes deepest part of Atlantic Ocean, 28,374 feet (8648 meters).
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- purple loosestrife — an Old World plant, Lythrum salicaria, of the loosestrife family, widely naturalized in North America, growing in wet places and having spikes of reddish-purple flowers.
- puss in the corner — a parlor game for children in which one player in the middle of a room tries to occupy any of the positions along the walls that become vacant as other players dash across to exchange places at a signal.
- put one's shirt on — to bet all one has on (a horse, etc)
- pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
- quartz-iodine lamp — a type of tungsten-halogen lamp containing small amounts of iodine and having a quartz envelope, operating at high temperature and producing an intense light for use in car headlamps, etc
- radiation exposure — exposure to radiant energy or to the particles emitted in the transfer of radiant energy, esp the particles and gamma rays emitted in nuclear decay; exposure to radioactive substances
- radiation pressure — the pressure exerted on a surface by electromagnetic radiation or by sound waves.
- real-time computer — a computer that can process data or information almost immediately
- reciprocating pump — A reciprocating pump is a pump which uses a backward and forward movement to move a fluid.
- reproduction proof — repro proof.
- resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
- scripting language — a language that is used to write scripts, or executable sections of code that automate tasks.
- self-preoccupation — the state of being preoccupied.
- semiprecious stone — See at semiprecious.
- shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
- shunting operation — an operation in which rail coaches are manoeuvred
- simple enumeration — a procedure for arriving at empirical generalizations by haphazard accumulation of positive instances.
- special prosecutor — (formerly) an independent counsel.
- specimen signature — a signature to be compared to an original signature in order to verify someone's identity
- spectrofluorimeter — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
- subatomic particle — physics:
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- super middleweight — a boxer weighing up to 168 pounds (75.6 kg), between middleweight and light heavyweight.
- superstring theory — any supersymmetric string theory in which each type of elementary particle is treated as a vibration of a single fundamental string (superstring) at a particular frequency.
- supporting actress — an actress playing a supporting role
- supportive therapy — any treatment, such as the intravenous administration of certain fluids, designed to reinforce or sustain the physiological well-being of a patient
- supraorbital ridge — browridge.
- temporal summation — the act or process of summing.
- territory of papua — a former territory of Australia, consisting of SE New Guinea and adjacent islands: now part of Papua New Guinea
- the baptist church — any of various Protestant churches that believe in the baptism of believers
- the general public — the people in a society; people in general
- thought experiment — Physics. a demonstration or calculation that is based on the postulates of a theory, as relativity, and that demonstrates or clarifies the consequences of the postulates.
- to play favourites — to display favouritism
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- torsion-free group — a group in which every element other than the identity has infinite order.
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- under-depreciation — decrease in value due to wear and tear, decay, decline in price, etc.
- unfair competition — acts done by a seller to confuse or deceive the public with intent to acquire a larger portion of the market, as by cutting prices below cost, misleading advertising, selling a spurious product under a false identity, etc.