17-letter words containing a, o, u, i, t
- astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
- audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
- aurea mediocritas — the golden mean.
- australian ballot — an official ballot listing candidates for election to public office and issues, levies, etc., distributed inside the polling place to be marked by the voter in secret: it originated in Australia and is widely used in the U.S.
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
- authority control — the establishment and maintainance of consistent forms of terms, as of names, subjects, and titles, to be used as headings in bibliographic records.
- autocatalytically — In an autocatalytic manner.
- autocorrelational — Of or pertaining to autocorrelation.
- automated testing — (testing) Software testing assisted with software tools that require no operator input, analysis, or evaluation.
- automatic vending — selling goods by vending machines
- automatic writing — writing performed without apparent intent or conscious control, especially to achieve spontaneity or uncensored expression.
- autosensitization — autoimmunization.
- auxiliary storage — secondary storage.
- aviation industry — a collective term for the companies involved in air transport
- behaviour therapy — any of various means of treating psychological disorders, such as desensitization, aversion therapy, and instrumental conditioning, that depend on the patient systematically learning new modes of behaviour
- bighorn mountains — range of the Rocky Mountains in N Wyo. and S Mont.: highest peak, 13,165 ft (4,013 m)
- bill of adventure — a certificate made out by a merchant to show that goods handled by him and his agents are the property of another party at whose risk the dealing is done
- biopharmaceutical — of or relating to drugs produced using biotechnology
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- blood transfusion — A blood transfusion is a process in which blood is injected into the body of a person who is badly injured or ill.
- bond immunization — immunization (def 2).
- boothia peninsula — a peninsula of N Canada: the northernmost part of the mainland of North America, lying west of the Gulf of Boothia, an arm of the Arctic Ocean
- bouncebackability — the ability to recover after a setback, esp in sport
- british columbian — of or relating to British Columbia or its inhabitants
- bureaucratization — to divide an administrative agency or office into bureaus.
- buyers' inflation — inflation in which rising demand results in a rise in prices.
- café-au-lait spot — a brown patch on the skin that can occur normally in small numbers or in neurofibromatosis, when they are more numerous
- calcium carbonate — a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO3
- calcium gluconate — a white, tasteless, water-soluble powder, CaC 12 H 22 O 14 , used as a dietary supplement to provide calcium.
- calcium phosphate — the insoluble nonacid calcium salt of orthophosphoric acid (phosphoric(V) acid): it occurs in bones and is the main constituent of bone ash. Formula: Ca3(PO4)2
- california nutmeg — a tall, pungently aromatic California evergreen tree, Torreya californica, of the yew family, having a fissured, gray-brown bark and small, purple-streaked, green fruit.
- cariboo mountains — a mountain range in SW Canada, in SE British Columbia. Highest peak: Mount Sir Wilfrid Laurier, 3520 m (11 549 ft)
- carlos de austria — Don [dawn] /dɔn/ (Show IPA), 1545–68, eldest son of Philip II of Spain: died during imprisonment for conspiracy against his father.
- cartesian product — the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B
- causality paradox — the hypothetical cause-and-effect of time travel and making changes in the past that would affect current actions.
- celestial equator — the great circle lying on the celestial sphere, the plane of which is perpendicular to the line joining the north and south celestial poles
- cellulose nitrate — a compound made by treating cellulose with nitric and sulphuric acids, used in plastics, lacquers, and explosives: a nitrogen-containing ester of cellulose
- centrifugal force — In physics, centrifugal force is the force that makes objects move outwards when they are spinning around something or travelling in a curve.
- chemical equation — a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
- chemotherapeutics — chemotherapy.
- chincoteague pony — a wild pony found on certain islands off the Virginia coast, apparently descended from Moorish ponies shipwrecked in this vicinity in the 16th century.
- chocolate biscuit — a biscuit covered with chocolate
- chugach mountains — a coastal mountain range in S Alaska, extending W from the St. Elias Mountains. Highest peak, Mount Marcus Baker, 13,176 feet (4016 meters).
- circular function — trigonometric function (def 1).
- circular velocity — the velocity at which a body must move in order to maintain an orbit at the outer edge of the earth's atmosphere.
- circumlocutionary — a roundabout or indirect way of speaking; the use of more words than necessary to express an idea.
- clairaut equation — a differential equation of the form y = xy prime; + f (y prime;).
- close punctuation — punctuation in which many commas, full stops, etc, are used
- coitus reservatus — the deliberate delaying or avoidance of orgasm during intercourse