15-letter words containing m, i, s, d, o
- periodic system — a system of classification of the elements based on the periodic law.
- piero di cosimo — Piero di [pee-air-oh di;; Italian pye-raw dee] /piˈɛər oʊ dɪ;; Italian ˈpyɛ rɔ di/ (Show IPA), Piero di Cosimo.
- primordial soup — the seas and atmosphere as they existed on earth before the existence of life, consisting primarily of an oxygen-free gaseous mixture containing chiefly water, hydrogen, methane, ammonia, and carbon dioxide.
- pseudo-academic — of or relating to a college, academy, school, or other educational institution, especially one for higher education: academic requirements.
- pseudo-bohemian — living a wandering or vagabond life, as a Gypsy.
- pseudo-chemical — of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.
- pseudo-dramatic — of or relating to the drama.
- pseudo-medieval — of, pertaining to, characteristic of, or in the style of the Middle Ages: medieval architecture. Compare Middle Ages.
- pseudo-military — of, for, or pertaining to the army or armed forces, often as distinguished from the navy: from civilian to military life.
- pseudo-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.
- pseudomutuality — a relationship between two persons in which conflict of views or opinions is solved by simply ignoring it
- radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
- ramrod straight — having a very straight figure
- random sampling — a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.
- redemonstration — the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence: a belief incapable of demonstration.
- relational dbms — relational database
- remand prisoner — a prisoner who is sent back into custody (or sometimes admitted to bail) to await trial or continuation of their trial
- residual income — the remaining income (of a business or person) after necessary debts, expenses, etc, have been paid
- rolling meadows — a city in NE Illinois, near Chicago.
- romblon islands — a group of islands of the Philippines in the Sibuyan Sea and Tablas Strait, part of the Visayan Islands.
- sadomasochistic — interaction, especially sexual activity, in which one person enjoys inflicting physical or mental suffering on another person, who derives pleasure from experiencing pain.
- scolopendriform — resembling scolopendra
- self-admiration — a feeling of wonder, pleasure, or approval.
- self-medication — the use of medicine without medical supervision to treat one's own ailment.
- self-proclaimed — to announce or declare in an official or formal manner: to proclaim war.
- 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
- shadow minister — a member of the main opposition party in Parliament who would hold ministerial office if their party were in power
- sigmoid flexure — Zoology. an S -shaped curve in a body part.
- simple division — a type of division to find out how many times the smaller number is contained in the larger one
- sistine madonna — a Madonna painted by Raphael for the Church of St. Sixtus at Piacenza, Italy.
- smoking-related — (of a disease, illness, etc) caused by smoking tobacco, etc
- social democrat — a person who advocates a gradual transition to socialism or a modified form of socialism by and under democratic political processes.
- social dynamics — the study of social processes, especially social change.
- 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
- 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.
- solomon islands — (used with a plural verb) an archipelago in the W Pacific Ocean, E of New Guinea; important World War II battles; politically divided between Papua New Guinea and the Solomon Islands.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).