18-letter words containing s, w
- row address strobe — (storage) (RAS) An input to a dynamic random-access memory (DRAM) to indicate that the row address lines are valid.
- rub shoulders with — to mix with socially or associate with
- russo-japanese war — the war (1904–1905) between Russia and Japan.
- salem witch trials — 17th-century witchcraft case
- saskatchewan party — (in Canada) a Saskatchewan political party formed by former members of the provincial Progressive Conservative and Liberal Parties
- schleswig-holstein — two contiguous duchies of Denmark that were a center of international tension in the 19th century: Prussia annexed Schleswig 1864 and Holstein 1866.
- schwarz inequality — Also called Cauchy's inequality. the theorem that the inner product of two vectors is less than or equal to the product of the magnitudes of the vectors.
- self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
- sharp-shinned hawk — a North American hawk, Accipiter striatus, having extremely slender legs, a bluish-gray back, and a white, rusty-barred breast.
- sheltered workshop — a place of employment for persons with disabilities where their rights are protected and their needs are met.
- short story writer — author of short fiction
- short-tailed shrew — a grayish-black shrew, Blarina brevicauda, common in eastern North America, that has a tail less than half the length of the body.
- silvery spleenwort — a fern, Diplazium pycnocarpon, of eastern North America, having fronds from 20 to 30 inches (50.8 to 76.2 cm) long on yellowish-green stalks.
- skinny-rib sweater — a tight-fitting ribbed woollen jumper or pullover
- slow on the uptake — slow to understand or learn
- slow-motion replay — a showing again in slow motion of a sequence of action, esp of part of a sporting contest immediately after it happens
- software backplane — (programming, tool) A CASE framework from Atherton.
- solomon rabinowitz — Solomon, Aleichem, Sholom.
- song without words — a song which only consists of a tune or melody and does not have any lyrics
- south saskatchewan — a river in W Canada, flowing E from S Alberta and joining the North Saskatchewan River to form the Saskatchewan River. 865 miles (1392 km) long.
- southwest by south — a point on the compass 11°15′ south of southwest. Abbreviation: SWbS.
- sow dragon's teeth — to take some action that is intended to prevent strife or trouble but that actually brings it about
- spike-tooth harrow — a harrow equipped with straight teeth on horizontal bars, usually employed to smooth and level plowed soil or seedbeds for planting or sowing.
- spread one's wings — to make full use of one's abilities
- st. andrew's cross — a low evergreen shrub, Ascyrum hypericoides, native to temperate and subtropical America, having flowers in clusters of three: often cultivated.
- st. lawrence river — a river in SE Canada, flowing NE from Lake Ontario, forming part of the boundary between New York and Ontario, and emptying into the Gulf of St. Lawrence. 760 miles (1225 km) long.
- stand/wait in line — When people stand in line or wait in line, they stand one behind the other in a line, waiting their turn for something.
- stomach sweetbread — sweetbread (def 1).
- submarine sandwich — a sandwich made with a long cylindrical bread roll
- sunflower seed oil — the oil extracted from sunflower seeds, used as a salad oil, in the manufacture of margarine, etc
- super middleweight — a boxer weighing up to 168 pounds (75.6 kg), between middleweight and light heavyweight.
- swarm intelligence — the collective behaviour of a group of animals, esp social insects such as ants, bees, and termites, that are each following very basic rules
- swartkrans ape-man — the fossil remains of the extinct hominid Australopithecus robustus, found at Swartkrans, Republic of South Africa: formerly classified in the genus Paranthropus.
- swedish gymnastics — a system of passive and active exercising of muscles and joints
- sweet vernal grass — a Eurasian meadow grass, Anthoxanthum odoratum, found throughout North America, having clusters of brownish-green flowers.
- sweptwing aircraft — an aircraft which has wings that are swept (usually) backwards
- swim with the tide — to conform to prevailing opinion
- swollen-headedness — the quality of being conceited
- take the wraps off — to reveal
- tale of two cities — a historical novel (1859) by Dickens.
- talk between ships — TBS (def 1).
- territorial waters — law: nation's boundaries
- the bird has flown — the person in question has fled or escaped
- the cat's whiskers — a person or thing that is excellent or superior
- the powers that be — You can refer to people in authority as the powers that be, especially when you want to say that you disagree with them or do not understand what they say or do.
- the three wise men — the wise men from the east who came to do homage to the infant Jesus
- the welsh assembly — the elected assembly for Wales, based in Cardiff, that has certain powers devolved from the UK government
- the worse for wear — If you say that someone is the worse for wear, you mean that they are tired, ill, or in a bad state because they have been very active, been through a difficult experience, or been drinking alcohol.
- throw oneself into — to propel or cast in any way, especially to project or propel from the hand by a sudden forward motion or straightening of the arm and wrist: to throw a ball.
- to bear witness to — If a person or thing bears witness to something, they show or say that it exists or happened.