18-letter words containing s, e, m, i, c, y
- ovariohysterectomy — Surgical removal of the ovaries and uterus.
- physical chemistry — the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
- processionary moth — a moth of the family Thaumetopoeidae, esp the oak processionary moth (Thaumetopoea processionea), the larvae of which leave the communal shelter nightly for food in a V-shaped procession
- pseudo-symptomatic — pertaining to a symptom or symptoms.
- quasi-metaphysical — pertaining to or of the nature of metaphysics.
- registered company — a company which has officially registered its business
- restoration comedy — English comedy of the period of the Restoration, stressing manners and social satire.
- restriction enzyme — any of a group of enzymes that catalyze the cleavage of DNA molecules at specific sites: used for gene splicing in recombinant DNA technology and for chromosome mapping.
- sampling frequency — sample rate
- secondary emission — the emission of electrons (secondary electrons) from a material that is bombarded with electrons or ions.
- security agreement — business: contract
- semi-microanalysis — any analytical method in which the weight of the sample is between 10 and 100 milligrams.
- sling psychrometer — a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air.
- sodium thiocyanate — a white powder or colorless, deliquescent crystals, NaSCN, used chiefly in organic synthesis and in medicine in the treatment of hypertension.
- spectrocolorimetry — the quantitative measure of colors by spectrophotometry.
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- stoichiometrically — of or relating to stoichiometry.
- stokely carmichael — Hoagland Howard [hohg-luh nd] /ˈhoʊg lənd/ (Show IPA), ("Hoagy") 1899–1981, U.S. songwriter and musician.
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- swedish gymnastics — a system of passive and active exercising of muscles and joints
- symmetric function — a polynomial in several indeterminates that stays the same under any permutation of the indeterminates.
- sympathetic strike — sympathy strike.
- sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
- synthetic geometry — elementary geometry, as distinct from analytic geometry.
- systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
- television company — a company that broadcasts programmes by television
- to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.