15-letter words containing h, c, i
- 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).
- solenoid switch — A solenoid switch is an electrical switch that is often used where a high current circuit, such as a starter motor circuit, is brought into operation by a low current switch.
- somatic therapy — any of a group of treatments presumed to act on biological factors leading to mental illness.
- sophisticatedly — (of a person, ideas, tastes, manners, etc.) altered by education, experience, etc., so as to be worldly-wise; not naive: a sophisticated young socialite; the sophisticated eye of an experienced journalist.
- south caucasian — a family of languages including Georgian, Mingrelian, and others that are spoken on the south slopes of the Caucasus and adjacent areas.
- south china sea — a part of the W Pacific, bounded by SE China, Vietnam, the Malay Peninsula, Borneo, and the Philippines.
- southern gothic — a literary genre depicting life in the southern US and featuring grotesque themes and imagery
- spanish america — the Spanish-speaking countries south of the U.S.: Mexico, Central America (with the exception of Belize), South America (with the exceptions of Brazil, French Guiana, Guyana, and Suriname), and most of the West Indies.
- spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- spanish morocco — French Maroc. Spanish Marruecos. a kingdom in NW Africa: formed from a sultanate that was divided into two protectorates (French Morocco and Spanish Morocco) and an international zone. 172,104 sq. mi. (445,749 sq. km). Capital: Rabat. Compare Tangier Zone.
- specific charge — the ratio of the charge on a particle to the mass of the particle.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- speech disorder — an inability to produce normal speech
- speech training — training designed to improve spoken skills, such as voice projection
- spherical angle — an angle formed by arcs of great circles of a sphere.
- spinach-rhubarb — an Ethiopian plant, Rumex abyssinicus, of the buckwheat family, having leaves that are sometimes used as spinach and leafstalks sometimes used as rhubarb.
- spirochaetaemia — the presence of spirochaetes in the blood
- sporting chance — an even or fair opportunity for a favorable outcome in an enterprise, as winning in a game of chance or in any kind of contest: They gave the less experienced players a sporting chance by handicapping the experts.
- squelch circuit — a circuit which disconnects a receiver in order to eliminate output noise when no signal or an extremely weak signal is received
- st. christopher — Saint, died a.d. c250, Christian martyr.
- standing charge — fixed energy costs
- 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.
- stillson wrench — a large wrench having adjustable jaws that tighten as the pressure on the handle is increased
- stocking stitch — stockinette (def 2).
- straight ticket — a ballot on which all votes have been cast for candidates of the same party.
- straight-acting — (of a gay person) having the mannerisms of a heterosexual person: used esp by gay people of other gay people
- straight-backed — having a straight, usually high, back: a straight-backed chair.
- stretch a point — a sharp or tapering end, as of a dagger.
- sub-machine gun — a lightweight automatic or semiautomatic gun, fired from the shoulder or hip.
- subject heading — a title or heading of a category, esp in a bibliography or index
- subtrochanteric — Anatomy. either of two knobs at the top of the femur, the greater on the outside and the lesser on the inside, serving for the attachment of muscles between the thigh and pelvis.
- succinylcholine — a drug, C14H30N2O4, used primarily as a muscle relaxant, produced by the esterization of succinic acid with choline
- suicide machine — a device designed to permit a terminally ill person to commit suicide, as by the automatic injection of a lethal drug.
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- sycophantically — a self-seeking, servile flatterer; fawning parasite.
- sympathetic ink — a fluid for producing writing that is invisible until brought out by heat, chemicals, etc.; invisible ink.
- sympathetically — characterized by, proceeding from, exhibiting, or feeling sympathy; sympathizing; compassionate: a sympathetic listener.
- sympathomimetic — mimicking stimulation of the sympathetic nervous system.
- synecdochically — a figure of speech in which a part is used for the whole or the whole for a part, the special for the general or the general for the special, as in ten sail for ten ships or a Croesus for a rich man.
- synthetic resin — any of a large class of complex organic liquids or solids formed from simpler molecules by condensation or polymerization, used esp. in making plastics
- t'ai chi ch'uan — a Chinese martial art and form of stylized, meditative exercise, characterized by methodically slow circular and stretching movements and positions of bodily balance.
- tachyarrhythmia — an irregular and too-rapid heartbeat
- take the mickey — mock
- talking machine — Older Use. a phonograph.
- teaching fellow — a holder of a teaching fellowship.
- techno-thriller — a suspense novel in which the manipulation of sophisticated technology, as of aircraft or weapons systems, plays a prominent part.
- technologically — of or relating to technology; relating to science and industry.
- tectibranchiate — denoting or relating to the suborder of molluscs Tectibranchia
- telegraphically — of or relating to the telegraph.