12-letter words containing u, n, a, i
- attitudinous — (informal) Having a bold and possibly unfriendly attitude; sassy.
- attributions — Plural form of attribution.
- au contraire — on the contrary
- auction room — a room in a building where auctions take place
- auction sale — an instance of items being sold by auction
- auction site — a commercial website on which items are sold by internet auction
- auctioneered — Simple past tense and past participle of auctioneer.
- augmentation — the act of augmenting or the state of being augmented
- augmentative — tending or able to augment
- auscultating — Present participle of auscultate.
- auscultation — the diagnostic technique in medicine of listening to the various internal sounds made by the body, usually with the aid of a stethoscope
- austenitized — to form austenite in (a ferrous alloy) by heating.
- austin friar — one of the Hermits of St. Augustine.
- australasian — Australasian means belonging or relating to Australasia or to its people.
- austronesian — of or relating to Austronesia, its peoples, or their languages
- authenticate — If you authenticate something, you state officially that it is genuine after examining it.
- authenticity — the quality or state of being authentic; reliability; genuineness
- autoanalysis — Psychoanalysis. self-analysis.
- autoantibody — an antibody reacting with an antigen that is a part of the organism in which the antibody is formed
- autochthonic — pertaining to autochthons; aboriginal; indigenous (opposed to heterochthonous).
- autographing — Present participle of autograph.
- autohypnosis — the process or result of self-induced hypnosis
- autohypnotic — Of or pertaining to autohypnosis; self-hypnotizing.
- autoignition — Automotive. the spontaneous ignition of fuel when introduced into the combustion chamber of an internal-combustion engine, as a result either of glowing carbon in the chamber or of the heat of compression.
- autoimmunity — (pathology, immunology) The condition where one's immune system attacks one's own tissues, i.e., an autoimmune disorder.
- autoinjector — A medical device designed to deliver a single dose of a particular, typically life-saving, drug.
- automatizing — Present participle of automatize.
- automobiling — (dated) present participle of automobile.
- autorotation — the continuous rotation of a body in an airflow, such as that of the rotor blades of a helicopter in an unpowered descent
- 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
- avuncularity — the condition of being an uncle
- ayuntamiento — (in Spain) a municipal council
- backsolution — The process or result of backsolving.
- ball turning — the turning of arms or legs on furniture to make them resemble a continuous row of balls.
- bankruptcies — Plural form of bankruptcy.
- barium enema — an injection into the rectum of a preparation of barium sulphate, which is opaque to X-rays, before X-raying the lower alimentary canal
- barranquilla — a port in N Colombia, on the Magdalena River. Pop: 1 918 000 (2005 est)
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- base jumping — a sport in which a participant parachutes from any of a variety of fixed objects such as high buildings, cliffs, etc
- bathing suit — A bathing suit is a piece of clothing which people wear when they go swimming.
- bearskin rug — the pelt of a bear, used as a rug
- beleaguering — to surround with military forces.
- beurre manie — butterpaste.
- bifunctional — having two functions
- bilingualism — Bilingualism is the ability to speak two languages equally well.
- bilinguality — the ability to speak two languages fluently.
- binocularity — binocular characteristics
- bioturbation — the stirring of sediment by organisms
- birket karun — a lake in N Egypt. 25 miles (40 km) long; about 5 miles (8 km) wide; 90 sq. mi. (233 sq. km).