15-letter words containing o, m, i, t, s
- smoke pollution — pollution caused by fuels, etc, that produce smoke when burned
- smoking-concert — a concert where smoking is allowed.
- smoking-related — (of a disease, illness, etc) caused by smoking tobacco, etc
- smoky mountains — Great Smoky Mountains
- snowy mountains — a mountain range in SE Australia, part of the Australian Alps: famous hydroelectric scheme
- social democrat — a person who advocates a gradual transition to socialism or a modified form of socialism by and under democratic political processes.
- 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.
- socratic method — the use of questions, as employed by Socrates, to develop a latent idea, as in the mind of a pupil, or to elicit admissions, as from an opponent, tending to establish a proposition.
- sodium arsenite — a white or grayish-white, water-soluble, poisonous powder, NaAsO 2 , used chiefly in arsenical soaps for hides, as an insecticide, and as a weed-killer.
- sodium benzoate — a white crystalline soluble compound used as an antibacterial and antifungal agent in preserving food (E211), as an antiseptic, and in making dyes and pharmaceuticals. Formula: (C6H5COO)Na
- 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 citrates — the sodium salts of citric acid (monosodium citrate, disodium citrate, trisodium citrate)
- 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 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 stearate — Sodium stearate is a salt of stearic acid used as a surfactant (= a substance that reduces the surface tension of a liquid and allows it to foam) in order to aid the solubility of hydrophobic substances in oral medicines.
- 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
- solution mining — removal of a soluble mineral by dissolving it and leaching it out, as in the Frasch process.
- somatic therapy — any of a group of treatments presumed to act on biological factors leading to mental illness.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- source material — original, authoritative, or basic materials utilized in research, as diaries or manuscripts.
- south milwaukee — a city in SE Wisconsin.
- spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- spermatoblastic — relating to a spermatoblast
- spermatogenesis — the origin and development of spermatozoa.
- spirochaetaemia — the presence of spirochaetes in the blood
- sports medicine — a field of medicine concerned with the functioning of the human body during physical activity and with the prevention and treatment of athletic injuries.
- st. elmo's fire — St. Elmo's fire.
- st. ulmo's fire — St. Elmo's fire.
- stamford bridge — a village in N England, east of York: site of a battle (1066) in which King Harold of England defeated his brother Tostig and King Harald Hardrada of Norway, three weeks before the Battle of Hastings
- stamping ground — a habitual or favorite haunt.
- start something — to cause a disturbance or trouble
- state socialism — the theory, doctrine, and movement advocating a planned economy controlled by the state, with state ownership of all industries and natural resources.
- statutory crime — a wrong punishable under a statute, rather than at common law.
- steam reforming — a process in which methane from natural gas is heated, with steam, usually with a catalyst, to produce a mixture of carbon monoxide and hydrogen used in organic synthesis and as a fuel
- steering column — the shaft that connects the steering wheel to the steering gear assembly of an automotive vehicle.
- stereochemistry — the branch of chemistry that deals with the determination of the relative positions in space of the atoms or groups of atoms in a compound and with the effects of these positions on the properties of the compound.
- stereoisomerism — the isomerism ascribed to different relative positions of the atoms or groups of atoms in the molecules of organic compounds.
- stigmatophilist — a person who has stigmatophilia
- stomping ground — a habitual or favorite haunt.
- stony meteorite — any of various meteorites composed mainly of rock-forming silicates, especially olivine, plagioclase, and pyroxene, and classified as achondrites or chondrites.
- storm insurance — insurance cover against damage caused by windstorms
- 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
- strontium oxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
- stumbling block — an obstacle or hindrance to progress, belief, or understanding.
- subalimentation — hypoalimentation.
- suboptimization — a situation which is less than optimal