10-letter words containing c, o, r, a
- revocation — the act of revoking; annulment.
- revocatory — revoking or tending to revoke; containing or expressing a revocation
- rheostatic — an adjustable resistor so constructed that its resistance may be changed without opening the circuit in which it is connected, thereby controlling the current in the circuit.
- rhetorical — used for, belonging to, or concerned with mere style or effect.
- rhinotheca — the covering of the upper part of the beak in birds
- rhotacized — to change (a sound) to an (r); subject to rhotacism.
- richardson — Henry Handel (Henrietta Richardson Robertson) 1870–1946, Australian novelist.
- rio branco — a state in W Brazil. 58,900 sq. mi. (152,550 sq. km). Capital: Rio Branco.
- rio cuarto — a city in central Argentina.
- roach back — an arched back, as of a dog.
- roach clip — a small tweezerlike clip for holding the butt of a marijuana cigarette.
- road racer — a driver, cyclist or athlete who takes part in a road race
- rochambeau — Jean Baptiste Donatien de Vimeur [zhahn ba-teest daw-na-syan duh vee-mœr] /ʒɑ̃ baˈtist dɔ naˈsyɛ̃ də viˈmœr/ (Show IPA), Count de, 1725–1807, French general: marshal of France 1791–1807; commander of the French army in the American Revolution.
- roche alum — an alumlike substance derived from alunite.
- rock brake — any of various ferns of the genera Pellaea and Cryptogramma, which grow on rocky ground and have sori at the ends of the veins
- rock candy — sugar in large, hard, cohering crystals.
- rock falls — a city in NW Illinois.
- rock hyrax — an African and Middle Eastern hyrax of the genus Procavia that lives in rocky places.
- rock maple — the sugar maple, Acer saccharum.
- rock opera — an album that tells a story through the songs it contains
- rock plant — a plant found among rocks or in rock gardens.
- rock snake — any large Australasian python of the genus Liasis
- rock spray — a low, evergreen, Himalayan shrub, Cotoneaster microphyllus, of the rose family, having shiny leaves with grayish, hairy undersides, white flowers, and scarlet berries.
- rock-candy — sugar in large, hard, cohering crystals.
- rock-faced — (of a person) having a stiff, expressionless face.
- rockabilly — a style of popular music combining the features of rock-'n'-roll and hillbilly music.
- rocker arm — a rocking or oscillating arm or lever rotating with a moving shaft or pivoted on a stationary shaft.
- rocker cam — a cam with a rocking or reciprocating motion.
- rockingham — Second Marquis of, Charles Watson-Wentworth.
- rom. cath. — Roman Catholic
- roman arch — a semicircular arch.
- roman pace — an ancient Roman unit of measurement, equal to 5 Roman feet or about 58 U.S. inches (147 cm).
- romancical — relating to or dealing with romance
- roof space — the attic space inside a roof
- root canal — Also called pulp canal. the root portion of the pulp cavity.
- root cause — origin
- ropedancer — a person who walks across or performs acrobatics upon a rope stretched at some height above the floor or ground.
- rotorcraft — a rotary-wing aircraft.
- round arch — an arch formed in a continuous curve, especially in a semicircle.
- round clam — quahog.
- routemarch — march in which a unit retains its column formation but individuals are allowed to break step.
- royalistic — relating to a royalist
- rubiaceous — belonging to the Rubiaceae, the madder family of plants.
- run across — to go quickly by moving the legs more rapidly than at a walk and in such a manner that for an instant in each step all or both feet are off the ground.
- rusticator — to go to the country.
- saccharoid — having a granular texture like that of loaf sugar.
- saccharose — sucrose.
- sacerdotal — of priests; priestly.
- sacramento — a state in the W United States, on the Pacific coast. 158,693 sq. mi. (411,015 sq. km). Capital: Sacramento. Abbreviation: CA (for use with zip code), Cal., Calif.
- sacred cow — an individual, organization, institution, etc., considered to be exempt from criticism or questioning.