18-letter words containing s, i, n, u, m
- saturation bombing — intense area bombing intended to destroy everything in the target area.
- sault sainte marie — the rapids of the St. Marys River, between NE Michigan and Ontario, Canada.
- second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
- security agreement — business: contract
- selenium rectifier — a rectifier consisting of laminated plates of metal, usually iron, that have been coated with selenium on one side, with rectification taking place because the flow of electrons from the conductive metal to the selenium occurs more readily than the flow in the opposite direction.
- semicircular canal — any of the three curved tubular canals in the labyrinth of the ear, associated with the sense of equilibrium.
- semiprecious stone — See at semiprecious.
- shipping documents — documents relating to the sending of a shipment of goods, for example containing details of contents, weight, value etc.
- shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
- simone de beauvoir — Simone [see-mawn] /siˈmɔn/ (Show IPA), (Lucie Ernestine Marie Bertrand) 1908–86, French playwright, novelist, and essayist.
- simple enumeration — a procedure for arriving at empirical generalizations by haphazard accumulation of positive instances.
- ski-mountaineering — a combination of the sports of skiing and mountaineering, for example by climbing up a mountain then skiing down it
- small outline dimm — (storage) (SO-DIMM) A smaller kind of DIMM with 72 pins (supporting 32-bit transfers) or 144 pins (64-bit transfers). Regular DIMMs have 168 pins and support 64-bit transfers. Being roughly half the size of the regular DIMM, SO-DIMMs are often used in notebook computers.
- sodium bicarbonate — a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
- sodium thiocyanate — a white powder or colorless, deliquescent crystals, NaSCN, used chiefly in organic synthesis and in medicine in the treatment of hypertension.
- southampton island — an island in N Canada, in the Northwest Territories at the entrance to Hudson Bay. 19,100 sq. mi. (49,470 sq. km).
- spackling compound — spackle
- specimen signature — a signature to be compared to an original signature in order to verify someone's identity
- squinting modifier — a word or phrase that can modify either the words that precede it or those that follow, as frequently in the sentence Studying frequently is tedious.
- squirting cucumber — a Mediterranean plant, Ecballium elaterium, of the gourd family, whose ripened fruit forcibly ejects the seeds and juice.
- stirling's formula — a relation that approximates the value of n factorial (n!), expressed as .
- strontium monoxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
- subliminal message — a message passed to the human mind without the mind being consciously aware of it, as, for example, in advertising
- submarine sandwich — a sandwich made with a long cylindrical bread roll
- submaxillary gland — submandibular gland.
- subsidiary company — a company whose controlling interest is owned by another company.
- subsistence farmer — a farmer who consumes most of the produce he grows, leaving little or nothing to be marketed
- sugarloaf mountain — a mountain in SE Brazil in Rio de Janeiro, at the entrance to Guanabara Bay. 1280 feet (390 meters).
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- sun-dried tomatoes — tomatoes that have been dried or preserved by exposure to the sun
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- survival mechanism — something you or your body does automatically, in order to survive in a dangerous or unpleasant situation
- sustaining program — a radio or television program without a commercial sponsor.
- symmetric function — a polynomial in several indeterminates that stays the same under any permutation of the indeterminates.
- telecommunications — Sometimes, telecommunication. (used with a singular verb) the transmission of information, as words, sounds, or images, usually over great distances, in the form of electromagnetic signals, as by telegraph, telephone, radio, or television.
- temporal summation — the act or process of summing.
- the masurian lakes — a group of lakes in Masuria in NE Poland: scene of Russian defeats by the Germans (1914, 1915) during World War I
- the mountain state — a nickname referring to West Virginia
- the movie industry — the industry that makes entertainment films or movies
- the uncircumcision — the gentiles
- thermoluminescence — phosphorescence produced by the heating of a substance.
- to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.
- to come unstitched — to go wrong or awry
- to cross your mind — If you say that an idea or possibility never crossed your mind, you mean that you did not think of it.
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- transfinite number — an infinite cardinal or ordinal number.
- transit instrument — Astronomy. meridian circle.
- trustee investment — an investment in which trustees are authorized to invest money belonging to a trust fund
- tune someone grief — to annoy or harass someone
- under-compensation — to compensate or pay less than is fair, customary, or expected.