12-letter words containing c, r, o, s, a
- ribonuclease — any of the class of enzymes that catalyze the hydrolysis of RNA.
- road surface — the surface of the road, often asphalt
- rock crystal — transparent quartz, especially when colorless.
- rock jasmine — any of several alpine plants belonging to the genus Androsace, of the primrose family, having tufted leaves often in basal rosettes, and umbels of pink, red, purple, or white flowers.
- rocket salad — rocket2 (def 2).
- rocket-salad — any of various plants belonging to the genus Hesperis, of the mustard family, and related genera. Compare dame's rocket.
- roncesvalles — a village in N Spain, in the Pyrenees: defeat of part of Charlemagne's army and the death of Roland a.d.
- rose campion — a plant, Lychnis coronaria, of the pink family, having reddish purple flowers, and leaves covered with whitish down.
- rotflmaoastc — (chat) Rolling on the floor laughing my ass (or arse) off and scaring the cat. The superlative form of ROTFL.
- rous sarcoma — a malignant tumor occurring in the connective tissue of poultry, caused by a transmissible RNA-containing virus.
- run commands — (operating system) The expansion of the file name suffix, "rc", common to many Unix configuration files, e.g. .newsrc, .cshrc, .twmrc, elmrc, etc. Always abbreviated to /R C/ when spoken. Note, "rc" is not a typical filename extension as it doesn't start with a dot. The suffix "rc" derives from a script-creation utility in CTSS called "runcom".
- saccharoidal — having a crystalline or granular texture: said esp. of some sandstones and marbles
- sacher torte — a chocolate cake covered with apricot jam and chocolate icing, usually served with whipped cream.
- sacred lotus — Indian lotus.
- sacred order — Roman Catholic Church. major order.
- sacrilegious — pertaining to or involving sacrilege: sacrilegious practices.
- sacroiliitis — the inflammation of the sacroiliac joint
- sacrosciatic — of the sacrum and the ischium
- saffron rice — a dish made from white rice and flavoured with the spice saffron
- salmon brick — a soft, imperfectly fired brick having a reddish-orange color.
- sandrocottus — Greek name of Chandragupta.
- sarcoadenoma — adenosarcoma.
- sarcomatosis — the condition in which a sarcoma has become disseminated throughout the body.
- sarcophagous — carnivorous.
- sardonically — characterized by bitter or scornful derision; mocking; cynical; sneering: a sardonic grin.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- satisfactory — giving or affording satisfaction; fulfilling all demands or requirements: a satisfactory solution.
- satyromaniac — a lascivious man; lecher.
- scare quotes — quotation marks placed around a word or phrase to indicate that it should not be taken literally or automatically accepted as true
- scarificator — a person who scarifies.
- scarlatinoid — resembling scarlatina or its eruptions.
- scatter plot — a graphic representation of bivariate data as a set of points in the plane that have Cartesian coordinates equal to corresponding values of the two variates.
- scatter shot — shot prepared for a weapon having a rifled bore or barrel.
- scatteration — the act of scattering.
- scenographic — the art of representing objects in accordance with the rules of perspective.
- schizocarpic — a dry, dehiscent fruit that at maturity splits into two or more one-seeded carpels.
- school board — a local board or committee in charge of public education.
- school prawn — a common olive-green prawn, Metapenaeus macleayi
- school shark — an Australian shark resembling the tope, Notogaleus australis
- schoolmaster — a man who presides over or teaches in a school.
- schopenhauer — Arthur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1788–1860, German philosopher.
- scintillator — a phosphor capable of producing scintillations.
- scopes trial — John Thomas, 1901–70, U.S. high-school teacher whose teaching of the Darwinian theory of evolution became a cause célèbre (Scopes Trial or Monkey Trial) in 1925.
- scotch grain — a coarse, pebble-grained finish given to heavy leather, esp. for men's shoes
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
- scout around — search
- scout leader — the leader of a troop of Scouts
- scrapbooking — hobby: collaging
- scraperboard — scratchboard.
- scratch coat — (in plastering) a rough, deeply scored first coat upon which the brown coat is laid.