15-letter words containing q, u, e, r, i
- quadragenarians — Plural form of quadragenarian.
- quadric surface — a three-dimensional surface whose equation is a quadratic equation.
- quantity theory — a theory stating that the general price level varies directly with the quantity of money in circulation and the velocity with which it is circulated, and inversely with the volume of production expressed by the total number of money transactions
- quarantine flag — a yellow flag, designating the letter Q in the International Code of Signals: flown by itself to signify that a ship has no disease on board and requests a pratique, or flown with another flag to signify that there is disease on board ship.
- quarter binding — a style of bookbinding in which the spine is leather and the sides are cloth or paper.
- quarter section — (in surveying and homesteading) a square tract of land, half a mile on each side, thus containing ¼ sq. mi. or 160 acres. Abbreviation: q.s.
- quarterfinalist — a participant in a quarterfinal contest.
- quartermistress — the female equivalent of a quartermaster
- quasi-permanent — existing perpetually; everlasting, especially without significant change.
- quasi-religious — of, relating to, or concerned with religion: a religious holiday.
- quasi-sovereign — a monarch; a king, queen, or other supreme ruler.
- quasi-spherical — having the form of a sphere; globular.
- quasi-universal — of, relating to, or characteristic of all or the whole: universal experience.
- query expansion — (information science) Adding search terms to a user's search. Query expansion is the process of a search engine adding search terms to a user's weighted search. The intent is to improve precision and/or recall. The additional terms may be taken from a thesaurus. For example a search for "car" may be expanded to: car cars auto autos automobile automobiles. The additional terms may also be taken from documents that the user has specified as being relevant; this is the basis for the "more like this" feature of some search engines. The extra terms can have positive or negative weights.
- question master — quizmaster.
- question period — a period of time set aside each day for members of parliament to question government ministers
- quiche lorraine — a quiche containing bits of bacon or ham and often cheese.
- quickie divorce — the formal ending of a marriage by law, carried out in a faster manner than usual, esp online
- quincentenaries — Plural form of quincentenary.
- quinquagenarian — 50 years of age.
- radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
- requalification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- required course — an obligatory course for all students
- secret mosquito — a high-pitched ringtone for a mobile phone, claimed by its distributors to be inaudible to most adults while remaining audible to children and teenagers
- sesquicarbonate — a salt intermediate in composition between a carbonate and a bicarbonate or consisting of the two combined.
- sesquicentenary — a hundred and fiftieth anniversary
- siberian squill — a bulbous, Eurasian plant, Scilla siberica, of the lily family, having nodding, deep blue flowers.
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- squelch circuit — a circuit which disconnects a receiver in order to eliminate output noise when no signal or an extremely weak signal is received
- squirrel monkey — either of two small, long-tailed monkeys, Saimiri oerstedii of Central America and S. sciureus of South America, having a small white face with black muzzle and gold, brown, or greenish fur: S. oerstedii is endangered.
- tequila sunrise — a cocktail, usually consisting of tequila, orange juice, and grenadine. The ingredients have different densities and settle into bands of colour that resemble the sky at sunrise
- the square mile — the area in central London in which the United Kingdom's major financial business is transacted
- transequatorial — of, relating to, or near an equator, especially the equator of the earth.
- turquoise green — a light bluish green.
- unrelinquishing — to renounce or surrender (a possession, right, etc.): to relinquish the throne.
- video frequency — transmission frequency of the television picture.
- winter quarters — housing or accommodation for the winter, esp for military personnel