17-letter words containing a, r, i, u
- aromatic compound — an organic compound that contains one or more benzene or equivalent heterocyclic rings: many such compounds have an agreeable odor.
- arsenic disulfide — an orange-red, water-insoluble, poisonous powder, As 4 S 4 , As 2 S 2 , or AsS, used chiefly in the manufacture of fireworks.
- articulated joint — Anatomy. a flexible joint.
- articulated lorry — a lorry made in two separate sections, a tractor and a trailer, connected by a pivoted bar
- articulatory loop — a short-term memory system that enables a person to remember short strings of words by rehearsing them repeatedly in his head
- 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
- audience research — research into the make-up and habits of the audience of a particular television or radio programme or network
- audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
- augmented reality — an artificial environment created through the combination of real-world and computer-generated data
- aurea mediocritas — the golden mean.
- australia antigen — an antigen present in the blood of some persons with one form of hepatitis
- australia current — a branch of the South Equatorial Current flowing SW from around Fiji to the E coast of Australia and then S along the coast.
- 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.
- australian kelpie — one of an Australian breed of medium-sized sheepherding dogs having a short, harsh, straight coat in a combination of colors that can include black, red, tan, fawn, chocolate, or smoke blue, probably developed by crossbreeding between the border collie and dingo.
- australian salute — a movement of the hand and arm made to brush flies away from one's face
- 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.
- autocorrelational — Of or pertaining to autocorrelation.
- automatic writing — writing performed without apparent intent or conscious control, especially to achieve spontaneity or uncensored expression.
- auxiliary storage — secondary storage.
- aviation industry — a collective term for the companies involved in air transport
- avoirdupois pound — a pound weighing 16 ounces
- bari delle puglie — Italian name of Bari.
- barrow-in-furness — an industrial town in NW England, in S Cumbria. Pop: 47 194 (2001)
- be running scared — If you say that a person or group is running scared, you mean that they are frightened of what someone might do to them or what might happen.
- 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
- 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
- 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.
- blue-headed vireo — solitary vireo.
- boileau-despreaux — Nicolas [nee-kaw-lah] /ni kɔˈlɑ/ (Show IPA), 1636–1711, French critic and poet.
- bring up the rear — to be at the back in a procession, race, etc
- british columbian — of or relating to British Columbia or its inhabitants
- brzesc nad bugiem — Polish name of Brest Litovsk.
- budgetary deficit — the amount by which government expenditure exceeds income from taxation, customs duties, etc, in any one fiscal year
- buerger's disease — an inflammatory and obliterative disease of the blood vessels of the legs and feet causing numbness and tingling, often leading to phlebitis and gangrene: most common in cigarette smokers.
- building labourer — an unskilled worker on construction sites
- bureaucratization — to divide an administrative agency or office into bureaus.
- butterfly diagram — a graphical butterfly-shaped representation of the sunspot density on the solar disc in the 11-year sunspot cycle
- buyers' inflation — inflation in which rising demand results in a rise in prices.
- 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 hydroxide — a white crystalline slightly soluble alkali with many uses, esp in cement, water softening, and the neutralization of acid soils. Formula: Ca(OH)2
- california laurel — a Pacific coast shrub or tree (Umbellularia californica) of the laurel family, having aromatic evergreen leaves and hard wood; Oregon myrtle: a source of bay leaves
- 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.
- calorie-conscious — aware of the calorie content of one's diet
- campus university — a university in which the buildings, often including shops and cafés, are all on one site