13-letter words containing p, e, r, c, h
- photoallergic — photosensitive.
- photocomposer — a machine for setting type photographically.
- photodetector — photosensor.
- photoelectric — pertaining to the electronic or other electric effects produced by light.
- photoelectron — an electron emitted from a system by the photoelectric effect.
- photoreaction — a chemical reaction that involves or requires light.
- photoreceptor — a receptor stimulated by light.
- photorecorder — a device for making photographic records.
- phreatophytic — of, possessing the properties of, or relating to a phreatophyte
- phycoerythrin — a red protein pigment occurring in red algae.
- piano teacher — tutor of piano-playing
- picture phone — a mobile phone that can take, send, and receive photographs
- pitch surface — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- pitcher plant — any of various insectivorous New World bog plants of the genera Sarracenia, Darlingtonia, and Heliamphora, having tubular or trumpet-shaped leaves containing a liquid in which insects are trapped.
- pocket gopher — any of numerous burrowing rodents of the family Geomyidae, of western and southern North America and Central America, having large, external, fur-lined cheek pouches.
- poker machine — a fruit machine
- polished rice — white rice polished or buffed by leather-covered cylinders during processing.
- porcupinefish — any of several fishes of the family Diodontidae, especially Diodon hystrix, of tropical seas, capable of inflating the body with water or air until it resembles a globe, with erection of the long spines covering the skin.
- porte-cochere — a covered carriage entrance leading into a courtyard.
- powder charge — propellant (def 2).
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- pre christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- pre-christian — of, relating to, or belonging to a time or period before the Christian Era.
- pre-christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- preacher curl — a weightlifting exercise for the biceps in which a barbell is lifted by flexing the elbows, with the upper arms resting on an angled bench
- preanesthetic — a substance that produces a preliminary or light anesthesia.
- preattachment — an act of attaching or the state of being attached.
- preceptorship — an instructor; teacher; tutor.
- press attaché — the official in an embassy who has the job of liaising with the media
- press charges — make formal accusation
- presto chango — change at once (usually used imperatively, as in a magician's command).
- primary cache — (hardware, architecture) (L1 cache, level one cache) A small, fast cache memory inside or close to the CPU chip. For example, an Intel 80486 has an eight-kilobyte on-chip cache, and most Pentiums have a 16-KB on-chip level one cache that consists of an 8-KB instruction cache and an 8-KB data cache. The larger, slower secondary cache is normally connected to the CPU via its external bus.
- privy chamber — a private apartment in a royal residence.
- prophetically — of or relating to a prophet: prophetic inspiration.
- prosectorship — the position or responsibility of a prosector
- protectorship — a person or thing that protects; defender; guardian.
- protest march — public demonstration
- protochordate — any of the nonvertebrate chordates, as the tunicates, cephalochordates, and hemichordates.
- pseudo-heroic — Also, heroical. of, relating to, or characteristic of a hero or heroine.
- psychobabbler — a person who uses psychobabble
- psychographer — a person who writes a psychograph; a psychological or psychographic biographer.
- psychometrics — the measurement of mental traits, abilities, and processes.
- psychosurgeon — a surgeon who specializes in psychosurgery
- psychosurgery — treatment of mental disorders by means of brain surgery.
- psychotherapy — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- psychrometric — relating to psychrometry
- public charge — a person who is in economic distress and is supported at government expense: He assured the American consul that the prospective immigrant would not become a public charge.
- pupil teacher — a young person who plans to be a teacher and who spends part of his or her time in preliminary education undertaking teaching duties under the supervision of the head-teacher
- puritan ethic — work ethic.
- pyrotechnical — of or relating to pyrotechnics.