13-letter words containing h, e, r, c, o
- 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
- 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.
- preceptorship — an instructor; teacher; tutor.
- presto chango — change at once (usually used imperatively, as in a magician's command).
- 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
- pyrotechnical — of or relating to pyrotechnics.
- queue fourche — (of a lion) having a single tail divided in two partway along its length so as to have two complete ends.
- quiller-couch — Sir Arthur Thomas ("Q") 1863–1944, English novelist and critic.
- radiochemical — pertaining to or involving radiochemistry.
- ragged school — (in Britain, formerly) a free elementary school for poor children
- rapprochement — an establishment or reestablishment of harmonious relations: a rapprochement reached between warring factions.
- reach-me-down — a garment that is cheaply ready-made or second-hand
- record holder — sb officially recorded as best at sth
- recovery ship — a naval vessel designed to participate in the retrieval of a satellite, instrument package, or spaceship after it has re-entered the atmosphere and landed in the ocean
- redondo beach — a city in SW California.
- reflectograph — a type of mechanical instrument used for communication with spirits or the dead
- reform school — reformatory (def 2).
- reorchestrate — to orchestrate (a piece of music) again
- reproachfully — full of or expressing reproach or censure: a reproachful look.
- reprographics — reprography.
- research work — work concerning research into or investigation into a subject, topic, etc, particularly in the sciences
- resynchronize — to synchronize again
- retail anchor — A retail anchor is a popular store whose name will attract customers to a shopping mall.