15-letter words containing d, e, s
- society islands — a group of islands in the S Pacific: administratively part of French Polynesia; consists of the Windward Islands and the Leeward Islands; became a French protectorate in 1843 and a colony in 1880. Pop: 214 445 (2002). Area: 1595 sq km (616 sq miles)
- 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 chloride — salt1 (def 1).
- 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 fluoride — a colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide.
- sodium monoxide — a white powder, Na 2 O, that reacts violently with water to produce sodium hydroxide.
- sodium peroxide — a yellowish-white, hygroscopic, water-soluble powder, Na 2 O 2 , used chiefly as a bleaching agent and as an oxidizing agent.
- 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
- soft-boiled egg — boiled egg with runny yolk
- software method — Software Methodology
- soldier's heart — cardiac neurosis.
- soldier's medal — a medal awarded to any member of the Army of the United States, or of any military organization serving with it, who distinguishes himself or herself by heroism not involving conflict with an enemy.
- 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.
- solid injection — injection of fuel into an internal-combustion engine without an air blast.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- sons and lovers — a novel (1913) by D. H. Lawrence.
- sons of freedom — a Doukhobor sect, located largely in British Columbia: notorious for its acts of terrorism in opposition to the government in the 1950s and 1960s
- 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.
- sostenuto pedal — a pedal on a grand piano that raises the dampers, allowing the tone to be sustained for those strings struck at the time the pedal is depressed.
- soul-destroying — Activities or situations that are soul-destroying make you depressed, because they are boring or because there is no hope of improvement.
- sound as a bell — in perfect condition
- sound deadening — a process or material that reduces the resonance or volume of sound
- sound recordist — recordist.
- sounding rocket — a rocket equipped with instruments for making meteorological observations in the upper atmosphere.
- source document — a document that has been or will be transcribed to a word processor or to the memory bank of a computer
- southeastwardly — toward the southeast
- southend-on-sea — a seaport in SE Essex, in SE England, on Thames estuary.
- southwestwardly — toward the southwest
- spanish needles — (used with a singular or plural verb) a composite plant, Bidens bipinnata, having achenes with downwardly barbed awns.
- special edition — newspaper, magazine: extra issue
- special student — a student who is not seeking a degree but enrols in a course, esp to gain academic credits
- speech disorder — an inability to produce normal speech
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- speeding ticket — notice of traffic violation
- spell a paddock — to give a field a rest period by letting it lie fallow
- speller-divider — a reference book that lists words in alphabetical order to show spelling and syllabification.
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- 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.
- spotted cowbane — a North American water hemlock, Cicuta maculata, of the parsley family, having a purple-mottled stem, white flowers, and deadly poisonous, tuberlike roots.
- spotted sunfish — a sunfish, Lepomis punctatus, inhabiting streams from South Carolina to Florida, having the body marked with longitudinal rows of spots.
- spraddle-legged — moving with or having the legs wide apart: a spraddle-legged walk.
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spread the word — make others aware