15-letter words containing o, d, p, r, i
- second republic — the republic established in France in 1848 and replaced by the Second Empire in 1852.
- seidlitz powder — a laxative consisting of two powders, tartaric acid and a mixture of sodium bicarbonate and Rochelle salt (sodium potassium tartrate)
- self-proclaimed — to announce or declare in an official or formal manner: to proclaim war.
- self-production — produced by oneself or itself.
- serendipitously — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
- shopping arcade — a place where a number of shops are connected together under one roof
- sidereal period — the period of revolution of a body about another with respect to one or more distant stars
- slide projector — device for showing slides
- sneezing powder — a powder used to make people sneeze as a practical joke
- sodium peroxide — a yellowish-white, hygroscopic, water-soluble powder, Na 2 O 2 , used chiefly as a bleaching agent and as an oxidizing agent.
- spawning ground — a place where fish deposit their eggs for fertilization
- speech disorder — an inability to produce normal speech
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- 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.
- stamping ground — a habitual or favorite haunt.
- stilpnosiderite — a resinous variety of limonite with a black-brown colour
- stomping ground — a habitual or favorite haunt.
- studio portrait — a photograph of a person taken in a studio
- styloid process — a long, spinelike process of a bone, especially the projection from the base of the temporal bone.
- sulphur dioxide — a colourless soluble pungent gas produced by burning sulphur. It is both an oxidizing and a reducing agent and is used in the manufacture of sulphuric acid, the preservation of a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- superconfidence — great or extreme confidence, overconfidence
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- suppressor grid — an electrode placed between the screen grid and anode of a valve. Its negative potential, relative to both screen and anode, prevents secondary electrons from the anode reaching the screen
- the perigordian — the Perigordian culture
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- threshold price — the highest price a retailer is allowed to sell a particular good at
- total depravity — the Calvinist doctrine that humankind's entire nature, including its reason, is corrupt or sinful as a result of the Fall and that people are therefore completely dependent on God for regeneration.
- trading company — a company that is owned by the people who have bought shares in that company
- trading profits — profits made from the buying and selling of goods and services
- trapdoor spider — any of various, often large, spiders (esp. family Ctenizidae) that dig a burrow and cover the entrance with a hinged lid like a trapdoor
- uncomprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- uncorresponding — identical in all essentials or respects: corresponding fingerprints.
- under suspicion — suspected of a crime
- underpopulation — having a population lower than is normal or desirable.
- underproduction — production that is less than normal or than is required by the demand.
- unpolished rice — a partly refined rice, hulled and deprived of its germ but retaining some bran.
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- uropygial gland — a gland opening on the back at the base of the tail in most birds that secretes an oily fluid used by the bird in preening its feathers.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control
- wood turpentine — turpentine obtained from pine trees.
- word processing — writing, editing, and production of documents, as letters, reports, and books, through the use of a computer program or a complete computer system designed to facilitate rapid and efficient manipulation of text. Abbreviation: WP.
- write-protected — (of a computer disk) having been protected from accidental writing or erasure
- xeroradiography — an x-ray utilizing a specially coated plate that allows a picture to be developed without the use of liquid chemicals.