15-letter words containing i, o, d, u, s
- pulchritudinous — physically beautiful; comely.
- put paid to sth — If an unexpected event puts paid to someone's hopes, chances, or plans, it completely ends or destroys them.
- question period — a period of time set aside each day for members of parliament to question government ministers
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- radiophosphorus — phosphorus 32.
- rayside-balfour — a town in S Ontario, in S Canada.
- rediscount rate — the rate charged by the Federal Reserve Bank to member banks for rediscounting commercial paper.
- refuse disposal — the act of disposing of rubbish and waste
- religious order — monks: monastery
- required course — an obligatory course for all students
- residual income — the remaining income (of a business or person) after necessary debts, expenses, etc, have been paid
- ribonucleotides — an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- rogation sunday — the fifth Sunday after Easter; it sees the start of the supplications that are continued during the following Monday, Tuesday and Wednesday
- rouget de lisle — Claude Joseph [klohd zhaw-zef] /kloʊd ʒɔˈzɛf/ (Show IPA), 1760–1836, French army officer and composer of songs: wrote and composed Marseillaise.
- round the twist — mad; eccentric
- round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
- sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
- second republic — the republic established in France in 1848 and replaced by the Second Empire in 1852.
- secundogeniture — the state of being the second born child
- securicor guard — a guard who works for Securicor
- self-authorized — given or endowed with authority: an authorized agent.
- self-disclosure — the act or an instance of disclosing; exposure; revelation.
- self-inoculated — to implant (a disease agent or antigen) in a person, animal, or plant to produce a disease for study or to stimulate disease resistance.
- self-production — produced by oneself or itself.
- self-solicitude — the state of being solicitous; anxiety or concern.
- semi-conductive — Semi-conductive describes a component which conducts electricity less well than a good conductor but better than an insulator.
- semidocumentary — a film or television programme that is fictional but includes many factual events or details
- serendipitously — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
- shotgun wedding — a wedding occasioned or precipitated by pregnancy.
- shoulder girdle — pectoral girdle (def 2).
- shroud of turin — a linen cloth kept in the Cathedral of Turin, Italy, since the late 1500s that bears a faint life-size human image venerated by some as the imprint of the dead body of Jesus.
- sigmoid flexure — Zoology. an S -shaped curve in a body part.
- silver fluoride — a yellow or brownish, crystalline, water-soluble, hygroscopic solid, AgF, used chiefly as an antiseptic and disinfectant.
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- sled cultivator — go-devil (def 5).
- snubfin dolphin — Australian dolphin with a small dorsal fin
- 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
- soul-destroying — Activities or situations that are soul-destroying make you depressed, because they are boring or because there is no hope of improvement.