18-letter words containing t, o, r, c, h, n
- philharmonic pitch — a standard of pitch in which A above middle C is established at 440 vibrations per second.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- pitch-and-run shot — chip shot.
- pollen mother cell — one of the mother cells that produce four microspores by meiosis.
- processionary moth — a moth of the family Thaumetopoeidae, esp the oak processionary moth (Thaumetopoea processionea), the larvae of which leave the communal shelter nightly for food in a V-shaped procession
- projection machine — an apparatus that projects motion pictures; projector.
- proton synchrotron — a synchrotron used for accelerating protons.
- provision merchant — a person or company in the business of retailing food and other provisions
- pseudo-anarchistic — a person who advocates or believes in anarchy or anarchism.
- psychogalvanometer — a type of galvanometer for detecting and measuring psychogalvanic currents.
- puerto rico trench — a depression in the ocean floor, N of Puerto Rico: includes deepest part of Atlantic Ocean, 28,374 feet (8648 meters).
- 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 the mockers on — stop, thwart
- quite the contrary — not at all, the very opposite
- reach for the moon — to desire or attempt something unattainable or difficult to obtain
- recharacterization — portrayal; description: the actor's characterization of a politician.
- residential school — (in Canada) a boarding school maintained by the Canadian government for Indian and Inuit children from sparsely populated settlements
- rhondda cynon taff — a county borough in S Wales, created from part of Mid Glamorgan in 1996. Pop: 231 600 (2003 est). Area: 558 sq km (215 sq miles)
- rhyming dictionary — a specialist dictionary organized by the final sounds of words, used to write poetry
- roman architecture — buildings in style of ancient Rome
- root canal therapy — endodontics.
- rotary clothesline — an apparatus of radiating spokes that support lines on which clothes are hung to dry
- rotten to the core — person: wicked
- rubbish collection — the collection of domestic refuse for disposal
- school of motoring — a centre where people pay for lessons to learn to drive
- scottish deerhound — one of a Scottish breed of large, tall hunting dogs having a medium-length, wiry, gray or reddish-fawn coat, originally developed for hunting and bringing down deer, and known as the royal dog of Scotland.
- scratch one's head — If you say that someone is scratching their head, you mean that they are thinking hard and trying to solve a problem or puzzle.
- scruff of the neck — If someone takes you by the scruff of the neck, they take hold of the back of your neck or collar suddenly and roughly.
- search-and-destroy — designed to find and destroy by bombing etc
- shipping container — a large, strong container, usually of metal, used to store goods in during shipment
- shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
- shugart technology — Seagate Technology
- sling psychrometer — a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air.
- sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
- sound spectrograph — an electronic device for recording a sound spectogram.
- southern cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
- speech recognition — Computers. the computerized analysis of spoken words in order to identify the speaker, as in security systems, or to respond to voiced commands: the analysis is performed by finding patterns in the spectrum of the incoming sound and comparing them with stored patterns of elements of sound, as phones, or of complete words.
- st john chrysostom — Saint John, a.d. 347?–407, ecumenical patriarch of Constantinople.
- stockholm syndrome — an emotional attachment to a captor formed by a hostage as a result of continuous stress, dependence, and a need to cooperate for survival.
- store launch event — A store launch event is a special event, which publicizes the opening of a new store and at which discounts and free samples may be offered.
- strathclyde region — a former local government region in W Scotland: formed in 1975 from Glasgow, Renfrewshire, Lanarkshire, Buteshire, Dunbartonshire, and parts of Argyllshire, Ayrshire, and Stirlingshire; replaced in 1996 by the council areas of Glasgow, Renfrewshire, East Renfrewshire, Inverclyde, North Lanarkshire, South Lanarkshire, Argyll and Bute, East Dunbartonshire, West Dunbartonshire, North Ayrshire, South Ayrshire, and East Ayrshire
- stretch one's legs — either of the two lower limbs of a biped, as a human being, or any of the paired limbs of an animal, arthropod, etc., that support and move the body.
- symphony orchestra — a large orchestra composed of wind, string, and percussion instruments and organized to perform symphonic compositions.
- synthetic geometry — elementary geometry, as distinct from analytic geometry.
- teacher evaluation — the process of vetting teachers to maintain teaching standards
- telephone receiver — a device, as in a telephone, that converts changes in an electric current into sound.
- tetrachloromethane — carbon tetrachloride.
- the dark continent — a term for Africa when it was relatively unexplored
- the electronic age — the electronic age began when electronic equipment, including computers came into use
- the kinetic theory — a theory of gases postulating that they consist of particles of negligible size moving at random and undergoing elastic collisions