12-letter words containing n, a, o, s, t, r
- roseate tern — a seabird, Sterna dougallii, of the tern family Sternidae
- royal assent — (in Britain) the formal signing of an act of Parliament by the sovereign, by which it becomes law
- royal tennis — court tennis.
- saint jerome — Saint (Eusebius Hieronymus) a.d. c340–420, Christian ascetic and Biblical scholar: chief preparer of the Vulgate version of the Bible.
- saint moritz — a resort town in SE Switzerland: a popular center for winter sports. 6037 feet (1840 meters) high.
- saint-tropez — a town in SE France, on the French Riviera: beach resort.
- salmon trout — a European trout, Salmo trutta.
- salutatorian — (in some U.S. schools and colleges) the student ranking second highest in the graduating class, who delivers the salutatory at commencement.
- sandbox tree — a tropical American tree, Hura crepitans, of the spurge family, bearing a furrowed, roundish fruit about the size of an orange that when ripe and dry bursts with a sharp report and scatters the seeds.
- sandrocottus — Greek name of Chandragupta.
- sankt moritz — German name of St. Moritz.
- satin-flower — a Californian plant, Clarkia amoena, of the evening primrose family, having cup-shaped pink or purplish flowers blotched with red.
- satirization — to attack or ridicule with satire.
- satyromaniac — a lascivious man; lecher.
- scarlatinoid — resembling scarlatina or its eruptions.
- scatteration — the act of scattering.
- scintillator — a phosphor capable of producing scintillations.
- scotch grain — a coarse, pebble-grained finish given to heavy leather, esp. for men's shoes
- scout around — search
- screen actor — a film actor
- sea lungwort — a plant, Mertensia maritima, of the borage family, growing on northern seacoasts and having leaves with an oysterlike flavor.
- section mark — section (def 16).
- semi-dormant — lying asleep or as if asleep; inactive, as in sleep; torpid: The lecturer's sudden shout woke the dormant audience.
- senarmontite — a mineral, antimony trioxide, Sb 2 O 3 , occurring in pearl-colored isometric octahedrons: a dimorph of valentinite.
- seronegative — showing no significant level of serum antibodies, or other immunologic marker in the serum, that would indicate previous exposure to the infectious agent being tested.
- seroreaction — any reaction occurring in serum.
- serotaxonomy — the study of the taxonomy of proteins using serological methods
- share option — A share option is an opportunity for the employees of a company to buy shares at a special price.
- sharp tongue — If you say that someone has a sharp tongue, you are critical of the fact that they say things which are unkind though often clever.
- shatter cone — a cone-shaped fragment of rock, probably formed by violent shock waves, as from meteoritic impact or atomic explosions
- sheet anchor — Nautical. a large anchor used only in cases of emergency.
- shooting war — open conflict between hostile nations involving direct military engagements.
- short-acting — (of a drug) quickly effective, but requiring regularly repeated doses for long-term treatment, being rapidly absorbed, distributed in the body, and excreted
- short-change — to give less than the correct change to.
- short-handed — not having the usual or necessary number of workers, helpers, etc.
- shortchanged — to give less than the correct change to.
- signal tower — a tower from which railway signals are controlled or displayed
- significator — a planet deemed significant in astrology
- sinanthropus — the genus to which Peking man was formerly assigned.
- sinistration — the quality or state of being left-handed.
- skeleton car — a freight car essentially consisting of a central longitudinal girder fastened to the trucks, sometimes supplemented by one or more pairs of cross cantilevers: used for carrying logs or containers.
- snake doctor — South Midland and Southern U.S. a dragonfly.
- snow crystal — a crystal of ice sufficiently heavy to fall from the atmosphere.
- soft chancre — chancroid.
- solenogaster — any of a group of wormlike mollusks, class Solenogastres (formerly Aplacophora), inhabiting deep ocean layers and having fine limy spicules on the covering mantle.
- solitariness — alone; without companions; unattended: a solitary passer-by.
- somatotropin — a hormone secreted by the anterior pituitary gland, that stimulates growth in humans.
- sonata-rondo — a musical form combining characteristics of both the sonata form and the rondo.
- sooner state — Oklahoma (used as a nickname).
- sorbefacient — inducing absorption