12-letter words that end in n
- semi-fiction — the class of literature comprising works of imaginative narration, especially in prose form.
- seroreaction — any reaction occurring in serum.
- servicewoman — a woman who is a member of the armed forces of a country.
- set function — a function having a collection of sets as domain.
- seven-eleven — shiner perch.
- sexagenarian — of the age of 60 years or between 60 and 70 years old.
- sexdecillion — a cardinal number represented in the U.S. by 1 followed by 51 zeros, and in Great Britain by 1 followed by 96 zeros.
- share option — A share option is an opportunity for the employees of a company to buy shares at a special price.
- shen congwen — 1902–1988, Chinese author.
- shipping ton — a unit of weight, equivalent to 2000 pounds (0.907 metric ton) avoirdupois (short ton) in the U.S. and 2240 pounds (1.016 metric tons) avoirdupois (long ton) in Great Britain.
- short column — a column whose relative dimensions ensure that when it is overloaded it fails by crushing, rather than buckling
- short-spoken — speaking in a short, brief, or curt manner.
- siamese twin — (not in technical use) conjoined twin.
- sight screen — a white screen set in line with the wicket as an aid to the batsman in seeing the ball when it is bowled.
- sight unseen — the power or faculty of seeing; perception of objects by use of the eyes; vision.
- sigma baryon — an unstable hyperon having positive, negative, or zero electric charge and strangeness −1. Symbol: Σ.
- silicon glen — a collective term for the industries in Scotland associated with information technology, esp those concentrated in the central conurbation between Glasgow and Edinburgh
- silly season — a time of year, usually in midsummer or during a holiday period, characterized by exaggerated news stories, frivolous entertainments, outlandish publicity stunts, etc.: The new movie reminds us that the silly season is here.
- silver spoon — spoon (def 16).
- simple simon — a simpleton.
- sine qua non — an indispensable condition; requisite.
- sinification — to Sinicize.
- sinistration — the quality or state of being left-handed.
- sino-tibetan — a family of languages including especially Burmese, Tibetan, and the various local languages and dialects whose speakers share literary Chinese as their standard language.
- sint maarten — St. Martin.
- sixth column — the persons residing in a country at war who are devoted to aiding the fifth column in its activities, especially by lowering morale, spreading rumors, etc.
- skating turn — a turn made by someone on roller or ice skates
- skew polygon — the figure formed by joining four or more points, not all in one plane, by the same number of lines
- slaughterman — a person employed to kill animals in a slaughterhouse
- slide-action — (of a rifle or shotgun) having a lever that when slid back and forth ejects the empty case and cocks and reloads the piece.
- sloped roman — a roman (vertical) typeface, usually sans serif, i.e. without the small, decorative, terminal strokes with which some typefaces are designed. The typeface is made to slope (usually to the right), but not generally to the same degree as a true italic typeface
- slow neutron — a neutron with low kinetic energy, especially one slowed by the moderator in a nuclear reactor.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- small alison — a rare compact annual, Alyssum alyssoides, having small yellow flowers: family Brassicaceae (crucifers)
- small screen — the medium of television.
- smoke screen — a mass of dense smoke produced to conceal an area, vessel, or plane from the enemy.
- smoke-screen — a mass of dense smoke produced to conceal an area, vessel, or plane from the enemy.
- snake-bitten — bitten by a snake.
- solicitation — the act of soliciting.
- solifluction — creep (def 22a).
- solonization — the formation of solonetzic soil
- solzhenitsyn — Alexander or Aleksandr (Isayevich) [al-ig-zan-der ee-sahy-uh-vich,, -zahn-;; Russian uh-lyi-ksahn-dr ee-sah-yi-vyich] /ˌæl ɪgˈzæn dər iˈsaɪ ə vɪtʃ,, -ˈzɑn-;; Russian ʌ lyɪˈksɑn dr iˈsɑ yɪ vyɪtʃ/ (Show IPA), 1918–2008, Russian novelist: Nobel prize 1970; in the U.S. 1974–94.
- somatization — to convert (anxiety) into physical symptoms.
- somatostatin — a polypeptide hormone, produced in the brain and pancreas, that inhibits secretion of somatotropin from the hypothalamus and inhibits insulin production by the pancreas.
- somatotropin — a hormone secreted by the anterior pituitary gland, that stimulates growth in humans.
- son of a gun — a rogue; rascal; scoundrel: That son of a gun still owes me $20.
- soup kitchen — a place where food, usually soup, is served at little or no charge to the needy.
- south korean — a country in E Asia: formed 1948 after the division of the former country of Korea at 38° N. 36,600 sq. mi. (94,795 sq. km). Capital: Seoul. Compare Korea.
- southeastern — from the south east
- southwestern — the point or direction midway between south and west. Abbreviation: SW.