17-letter words containing a, v, i
- audio-visual aids — training or educational materials directed at both the sense of hearing and the sense of sight; films, recordings, photographs, etc., used in classroom instruction, library collections, or the like.
- authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
- automatic vending — selling goods by vending machines
- average deviation — a measure of dispersion, computed by taking the arithmetic mean of the absolute values of the deviations of the functional values from some central value, usually the mean or median.
- average seek time — (storage) The mean time it takes to move the head of a disk drive from one track to another, averaged over the source and destination cylinders. Usually measured in milliseconds (ms). The average seek time gives a good measure of the speed of the drive in a multi-user environment where successive read/write request are largely uncorrelated. Ten ms is common for a hard disk and 200 ms for an eight-speed CD-ROM.
- aviation industry — a collective term for the companies involved in air transport
- aviation medicine — the branch of medicine concerned with the effects on man of flight in the earth's atmosphere
- avoirdupois pound — a pound weighing 16 ounces
- barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
- basic service set — (networking) (BSS) A wireless local area network and all the wireless devices (e.g. PCs and laptops) that are associated with it. A BSS may or may not include an access point and is identified by a BSSID.
- 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
- 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
- binocular rivalry — the phenomenon whereby one is unable to see simultaneously different images presented one to each eye; usually in some areas of the eye the image presented to the left eye is seen, in others that presented to the right eye
- blue-headed vireo — solitary vireo.
- breakdown service — a service that provides assistance to motorists who break down
- brighton and hove — a city and unitary authority in S England, in East Sussex. Pop: 251 500 (2003 est). Area: 72 sq km (28 sq miles)
- broadview heights — a town in N Ohio.
- brownian movement — random movement of microscopic particles suspended in a fluid, caused by bombardment of the particles by molecules of the fluid. First observed in 1827, it provided strong evidence in support of the kinetic theory of molecules
- california privet — a privet, Ligustrum ovalifolium, of the olive family, native to Japan, having glossy, oval leaves and long clusters of white flowers, widely used for hedges in the U.S.
- campus university — a university in which the buildings, often including shops and cafés, are all on one site
- canine parvovirus — a highly contagious viral disease of dogs characterized by vomiting, haemorrhagic diarrhoea, depression, and, in severe cases, death
- cantilever bridge — a bridge having spans that are constructed as cantilevers and often a suspended span or spans, each end of which rests on one end of a cantilever span
- capital-intensive — Capital-intensive industries and businesses need the investment of large sums of money. Compare labour-intensive.
- castilla la nueva — Spanish name of New Castile.
- castilla la vieja — Spanish name of Old Castile.
- cattle tick fever — Texas fever
- cavalier servente — a lover; suitor.
- cellulose varnish — a varnish made from cellulose nitrate, used as a protective sealing film
- center of gravity — The center of gravity of an object is a point in it. If this point is above the base of the object, it stays stable, rather than falling over.
- centre of gravity — The centre of gravity of an object is a point in it. If this point is above the base of the object, it stays stable, rather than falling over.
- chancery division — (in England) the Lord Chancellor's court, now a division of the High Court of Justice
- 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.
- civil libertarian — a person who actively supports or works for the protection or expansion of civil liberties.
- civil partnership — A civil partnership is a legal relationship between two people of the same sex that is similar to marriage.
- cleveland heights — city in NE Ohio: suburb of Cleveland: pop. 50,000
- cloverleaf aerial — a type of aerial, having three or four similar coplanar loops arranged symmetrically around an axis, to which in-phase signals are fed
- code of behaviour — the generally accepted rules governing how people behave
- cognitive meaning — the literal meaning of something
- cognitive therapy — a form of psychotherapy in which the patient is encouraged to change the way he or sees the world and himself or herself: used particularly to treat depression
- coitus reservatus — the deliberate delaying or avoidance of orgasm during intercourse
- collaborativeness — Quality of being collaborative.
- combine harvester — A combine harvester is a large machine which is used on farms to cut, sort, and clean grain.
- communicativeness — inclined to communicate or impart; talkative: He isn't feeling very communicative today.
- compass deviation — deviation (def 4).
- composite volcano — a large, steep volcano built up of alternating layers of lava and ash or cinders.
- composite-volcano — a large, steep volcano built up of alternating layers of lava and ash or cinders.
- compound interval — an interval that is greater than an octave, as a ninth or a thirteenth.
- concessive clause — A concessive clause is a subordinate clause which refers to a situation that contrasts with the one described in the main clause. For example, in the sentence 'Although he was tired, he couldn't get to sleep', the first clause is a concessive clause.
- congo-brazzaville — a republic in W Central Africa: formerly the French colony of Middle Congo, part of French Equatorial Africa, it became independent in 1960; consists mostly of equatorial forest, with savanna and extensive swamps; drained chiefly by the Rivers Congo and Ubangi. Official language: French. Religion: Christian majority. Currency: franc. Capital: Brazzaville. Pop: 4 492 689 (2013 est). Area: 342 000 sq km (132 018 sq miles)
- conservation area — In Britain, a conservation area is an area where birds and animals are protected.