15-letter words containing l, s, m
- social mobility — mobility (def 2).
- social movement — a group of diffusely organized people or organizations striving toward a common goal relating to human society or social change, or the organized activities of such a group: The push for civil rights was a social movement that peaked in the 1950s and 1960s.
- sodium chlorate — a colorless, water-soluble solid, NaClO 3 , cool and salty to the taste, used chiefly in the manufacture of explosives and matches, as a textile mordant, and as an oxidizing and bleaching agent.
- sodium chloride — salt1 (def 1).
- sodium ethylate — a white, hygroscopic powder, C 2 H 5 ONa, that is decomposed by water into sodium hydroxide and alcohol: used chiefly in organic synthesis.
- sodium fluoride — a colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide.
- sodium silicate — a substance having the general formula, Na2O.xSiO2, where x varies between 3 and 5, existing as an amorphous powder or present in a usually viscous aqueous solution
- sodium sulphate — a solid white substance that occurs naturally as thenardite and is usually used as the white anhydrous compound (salt cake) or the white crystalline decahydrate (Glauber's salt) in making glass, detergents, and pulp. Formula: Na2SO4
- soft-shell clam — an edible clam, Mya arenaria, inhabiting waters along both coasts of North America, having an oval, relatively thin, whitish shell.
- soldier's medal — a medal awarded to any member of the Army of the United States, or of any military organization serving with it, who distinguishes himself or herself by heroism not involving conflict with an enemy.
- solomon islands — (used with a plural verb) an archipelago in the W Pacific Ocean, E of New Guinea; important World War II battles; politically divided between Papua New Guinea and the Solomon Islands.
- solution mining — removal of a soluble mineral by dissolving it and leaching it out, as in the Frasch process.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- song of solomon — a book of the Bible. Abbreviation: Sol.
- sound symbolism — a nonarbitrary connection between phonetic features of linguistic items and their meanings, as in the frequent occurrence of close vowels in words denoting smallness, as petite and teeny-weeny.
- source material — original, authoritative, or basic materials utilized in research, as diaries or manuscripts.
- south glamorgan — a county in SE Wales. 161 sq. mi. (416 sq. km).
- south milwaukee — a city in SE Wisconsin.
- specific volume — volume per unit mass; the reciprocal of density.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- spelling reform — an attempt to change the spelling of English words to make it conform more closely to pronunciation.
- spermatoblastic — relating to a spermatoblast
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- squirrel monkey — either of two small, long-tailed monkeys, Saimiri oerstedii of Central America and S. sciureus of South America, having a small white face with black muzzle and gold, brown, or greenish fur: S. oerstedii is endangered.
- st. elmo's fire — St. Elmo's fire.
- st. ulmo's fire — St. Elmo's fire.
- stalagmitically — in a way that relates to, consists of, or is like stalagmites
- star-nosed mole — a North American mole, Condylura cristata, having a starlike ring of fleshy processes around the end of the snout.
- state socialism — the theory, doctrine, and movement advocating a planned economy controlled by the state, with state ownership of all industries and natural resources.
- steering column — the shaft that connects the steering wheel to the steering gear assembly of an automotive vehicle.
- stigmatophilist — a person who has stigmatophilia
- streamline flow — the flow of a fluid past an object such that the velocity at any fixed point in the fluid is constant or varies in a regular manner.
- strephosymbolia — a condition of perceiving objects as their mirror image and, specifically, having difficulty in distinguishing letters in words
- strombuliferous — having organs coiled as spirals
- stumbling block — an obstacle or hindrance to progress, belief, or understanding.
- subalimentation — hypoalimentation.
- sublapsarianism — infralapsarianism.
- sully-prudhomme — René François Armand [ruh-ney frahn-swa ar-mahn] /rəˈneɪ frɑ̃ˈswa arˈmɑ̃/ (Show IPA), 1839–1907, French poet: Nobel prize 1901.
- summa cum laude — with highest praise: used in diplomas to grant the highest of three special honors for grades above the average.
- summer flounder — a flounder, Paralichthys dentatus, inhabiting shallow waters from Cape Cod to South Carolina, valued as food.
- summer holidays — the time when children do not go to school in the summer
- summer solstice — the solstice on or about June 21st that marks the beginning of summer in the Northern Hemisphere.
- summer triangle — a group of three first-magnitude stars (Deneb, Vega, and Altair) visible during the summer in the N skies
- supernaturalism — supernatural character or agency.
- suppiluliumas i — king of the Hittites (?1375–?1335 bc); founder of the Hittite empire
- supplementation — the act or process of supplementing.
- supporting film — a film that accompanies the main feature film in a film programme
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- symbol retailer — any member of a voluntary group of independent retailers, often using a common name or symbol, formed to obtain better prices from wholesalers or manufacturers in competition with supermarket chains