13-letter words containing o, a, k, r
- phytoplankter — a minute organism which constitutes part of phytoplankton
- pick-and-roll — an offensive maneuver in which a player interposes himself or herself between a teammate with the ball and a defender, then cuts quickly toward the basket for a pass from the same teammate.
- pine grosbeak — a large grosbeak, Pinicola enucleator, of coniferous forests of northern North America and Eurasia, the male of which has rose and gray plumage.
- platykurtosis — the state of being platykurtic.
- plimsoll mark — load-line mark.
- pocket-square — a handkerchief, often colored or figured, worn in the breast pocket of a suit or blazer as a fashion accessory.
- poker machine — a fruit machine
- poplar kitten — a moth, (Furcula bifida,) which has larvae like those of the related puss moth
- porcelainlike — resembling porcelain
- pork-barreler — a politician, especially a senator or member of Congress who is party to or benefits from a pork barrel.
- porkpie (hat) — a man's soft hat with a round, flat crown
- power takeoff — an accessory unit or apparatus attached to an engine-powered machine and powered by the engine. Abbreviation: PTO.
- power walking — a form of exercise that involves rapid walking with arms bent and swinging naturally.
- profit taking — the selling of securities that have risen in price above costs; selling in order to realize a profit.
- profit-making — A profit-making business or organization makes a profit.
- profit-taking — Profit-taking is the selling of stocks and shares at a profit after their value has risen or just before their value falls.
- question mark — Also called interrogation point, interrogation mark. a mark indicating a question: usually, as in English, the mark (?) placed after a question.
- racket sports — sports, such as tennis, squash, badminton, etc, that are played using a racket
- rainbow snake — a burrowing snake, Farancia erytrogramma, of the southeastern U.S., having red and black stripes along the body, a red and yellow underside, and a sharp-tipped tail used in maneuvering prey.
- raking course — a concealed course of bricks laid diagonally to the wall surface in a raking bond.
- rann of kutch — an extensive salt waste in W central India, and S Pakistan: consists of the Great Rann in the north and the Little Rann in the southeast; seasonal alternation between marsh and desert; some saltworks. In 1968 an international tribunal awarded about 10 per cent of the border area to Pakistan. Area: 23 000 sq km (9000 sq miles)
- realpolitiker — someone who practises or believes in realpolitik
- redcloud peak — a mountain in SW Colorado, in the San Juan Mountains, in the S Rocky Mountains. 14,034 feet (4278 meters).
- research work — work concerning research into or investigation into a subject, topic, etc, particularly in the sciences
- risk aversion — a strong disinclination to take risks
- road-blocking — an obstruction placed across a road, especially of barricades or police cars, for halting or hindering traffic, as to facilitate the capture of a pursued car or inspection for safety violations.
- roanoke bells — a wild plant, Mertensia virginica, of the borage family, native to the eastern U.S., grown as a garden plant for its handsome, nodding clusters of blue flowers.
- roasting jack — a rotating spit for roasting meat on
- rock and roll — a style of popular music that derives in part from blues and folk music and is marked by a heavily accented beat and a simple, repetitive phrase structure.
- rock barnacle — any marine crustacean of the subclass Cirripedia, usually having a calcareous shell, being either stalked (goose barnacle) and attaching itself to ship bottoms and floating timber, or stalkless (rock barnacle or acorn barnacle) and attaching itself to rocks, especially in the intertidal zone.
- rock painting — a painting done on rock, usually by early people
- rock the boat — to move or sway to and fro or from side to side.
- rock-and-roll — a style of popular music that derives in part from blues and folk music and is marked by a heavily accented beat and a simple, repetitive phrase structure.
- rock-fill dam — a dam built mainly of rocks of various sizes fitted compactly together.
- rocket attack — a missile attack
- rocking chair — a chair mounted on rockers or springs so as to permit a person to rock back and forth while sitting.
- rocking shear — a shear having a curved blade that cuts with a rocking motion.
- rocking valve — (on a steam engine) a valve mechanism oscillating through an arc to open and close.
- rosenkavalier — an opera (1911) by Richard Strauss.
- round kumquat — an evergreen, citrus shrub or small tree, Fortunella japonica, of Japan, having blunt, broad leaves and globe-shaped, edible fruit.
- run on a bank — A run on a bank is a situation in which borrowers are worried that the bank will fail and they all try to withdraw money at the same time.
- saloon keeper — a person who owns or operates a saloon.
- sanction mark — a mark on pieces of 19th-century French furniture signifying that the piece met the quality standards required by the Parisian guild of ebonists
- scissors jack — a horizontal screw that raises or lowers a hinged, diamond-shaped frame.
- sea buckthorn — a thorny Eurasian shrub, Hippophaë rhamnoides, growing on sea coasts and having silvery leaves and orange fruits: family Elaeagnaceae
- shock therapy — (not in technical use) any of various therapies, as insulin shock therapy or electroconvulsive therapy, that induce convulsions or unconsciousness, used for symptomatic relief in certain mental disorders.
- shockumentary — a television programme showing members of the public in shocking or violent situations
- sirloin steak — cut of beef
- skateboarding — a device for riding upon, usually while standing, consisting of a short, oblong piece of wood, plastic, or aluminum mounted on large roller-skate wheels, used on smooth surfaces and requiring better balance of the rider than the ordinary roller skate does.
- skilled labor — labor that requires special training for its satisfactory performance.