12-letter words containing a, o, u, i
- automatizing — Present participle of automatize.
- automobiling — (dated) present participle of automobile.
- automobilism — the use of automobiles, or the practices associated with them
- automobilist — Driver; person who uses a motor vehicle such as car, van or truck.
- automobility — the use of motor cars
- automorphism — the practice of seeing others as having the same characteristics as oneself
- autoptically — in an autoptical manner
- autoreactive — (immunology, medicine) Acting against the organism by which it was produced.
- autorhythmic — That generates its own rhythm.
- autorickshaw — (in India) a light three-wheeled vehicle driven by a motorcycle engine
- autorotation — the continuous rotation of a body in an airflow, such as that of the rotor blades of a helicopter in an unpowered descent
- autotheistic — Self-worshiping; prideful in the extreme.
- autotoxaemia — autointoxication.
- autoxidation — oxidation by exposure to atmospheric oxygen
- autumn olive — a spiny shrub (Elaeagnus umbellata) of the oleaster family, having leaves covered with silvery or brown scales
- avariciously — characterized by avarice; greedy; covetous.
- ayuntamiento — (in Spain) a municipal council
- backsolution — The process or result of backsolving.
- barium oxide — a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO
- barquisimeto — a city in NW Venezuela. Pop: 1 009 000 (2005 est)
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- bashi-bazouk — a member of the notoriously brutal 19th-cent. Turkish irregulars
- bashibazouks — Plural form of bashibazouk.
- bathophilous — (of an organism) living in very deep water
- behaviourism — Behaviourism is the belief held by some psychologists that the only valid method of studying the psychology of people or animals is to observe how they behave.
- bifunctional — having two functions
- binocularity — binocular characteristics
- bioacoustics — the study of animals' use of sound
- biohazardous — a pathogen, especially one used in or produced by biological research.
- biomolecular — relating to a biomolecule
- bioturbation — the stirring of sediment by organisms
- black liquor — (in making wood pulp for paper) the liquor that remains after digestion.
- blastulation — the process of blastula formation
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boudin blanc — a boiled sausage made with light-colored meat, as veal or chicken, and without blood
- bougainville — an island in the W Pacific, in Papua New Guinea: the largest of the Solomon Islands: unilaterally declared independence in 1990; occupied by government troops in 1992, and granted autonomy in 2001. Chief town: Kieta. Area: 10 049 sq km (3880 sq miles)
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- boulevardier — (originally in Paris) a fashionable man, esp one who frequents public places
- brain tumour — a tumour that is situated in the brain
- bring around — If you bring someone around when they are unconscious, you make them become conscious again.
- buccolingual — of or relating to the cheek and tongue.
- bud mutation — a variation produced by a genetic alteration in the bud such that the seeds produced by the resulting growth perpetuate the change in succeeding generations.
- buenos aires — the capital of Argentina, a major port and industrial city on the Río de la Plata estuary: became capital in 1880; university (1821). Pop: 13 349 000 (2005 est)
- buffalo bill — nickname of William Frederick Cody. 1846–1917, US showman who toured Europe and the US with his famous Wild West Show
- buffalo bird — a cowbird, Molothrus ater, of North America.
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- bunco artist — a confidence trickster or con artist
- buoyancy aid — a type of usually foam-filled lifejacket designed for use in sports such as canoeing