15-letter words containing i, n, a, u
- authenticatable — to establish as genuine.
- authentications — Plural form of authentication.
- autocannibalism — The eating of part of one's own body.
- autocollimation — the process used in an autocollimator.
- autocorrelation — the condition occurring when successive items in a series are correlated so that their covariance is not zero and they are not independent
- autoinoculation — the inoculation of microorganisms (esp viruses) from one part of the body into another, usually in the form of a vaccine
- autotransfusion — a process in which a patient receives some of his or her own blood in a transfusion rather than a donor's blood
- avian influenza — an acute, usually fatal viral disease of chickens and other domestic and wild birds except pigeons, characterized by sudden onset of symptoms including fever, swollen head and neck, bluish-black comb and wattle, and difficult respiration.
- backup rotation — (operating system) Any system for re-using backup media, e.g. magnetic tape. One extreme would be to use the same media for every backup (e.g. copy disk A to disk B), the other extreme would be to use new media every time. The trade-off is between the cost of buying and storing media and the ability to restore any version of any file. One example is the Grandfather, Father, Son (GFS) scheme.
- badminton court — the court on which games of badminton are played
- ball ammunition — live small-arms ammunition
- banana republic — Small, poor countries that are politically unstable are sometimes referred to as banana republics.
- bangtail muster — a roundup of cattle to be counted, each one having the hairs on its tail docked as it is counted
- banking product — one of the various services offered by a bank to its customers: mortgages, loans, insurance etc
- banqueting hall — a large building or room used for feasts
- bargain counter — a store counter on which goods are displayed for sale at reduced prices
- bargain-hunting — the act of shopping for items sold at cheap, esp discounted, prices
- bargaining unit — a specific group of employees who are covered by the same collective agreement or set of agreements and represented by the same bargaining agent or agents
- barium titanate — a crystalline ceramic used in capacitors and piezoelectric devices. Formula: BaTiO3
- barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
- basic education — (in India) education in which all teaching is correlated with the learning of a craft
- bateau neckline — a wide, high neckline that follows the curve of the collarbone and ends in points on the shoulder seams.
- bathing costume — A bathing costume is a piece of clothing that is worn for swimming, especially by women and girls.
- bathurst island — an island off the coast of N Nunavut, Canada, in the Arctic Archipelago: present south of the North Magnetic Pole nearby. 7609 sq. mi. (19,707 sq. km).
- bear animalcule — tardigrade (def 3).
- béarnaise sauce — a creamy sauce, esp. for meat or fish, made of butter and egg yolks and flavored with wine, vinegar, shallots, and herbs
- bernoulli trial — one of a sequence of independent experiments each of which has the same probability of success, such as successive throws of a die, the outcome of which is described by a binomial distribution
- bioaccumulation — the process in which industrial waste, toxic chemicals, etc. gradually accumulate in living tissue
- bioastronautics — the study of the effects of space flight on living organisms
- bishop auckland — a town in N England, in central Durham: seat of the bishops of Durham since the 12th century: light industries. Pop: 24 764 (2001)
- bituminous coal — a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg
- black mountains — a mountain range running from N Monmouthshire and SE Powys (Wales) to SW Herefordshire (England). Highest peak: Waun Fach, 811 m (2660 ft)
- blindman's buff — a game in which a blindfolded player has to catch and identify another player
- branchial pouch — one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface.
- branching rules — rules that are used to break down a complex problem into several smaller problems
- branchiostegous — branchiostegal.
- brazilian guava — a Brazilian shrub, Psidium guineense, of the myrtle family, having white-fleshed, greenish-yellow, bitter fruit.
- brazilian plume — a tropical American plant, Justicia carnea, of the acanthus family, having hairy, prominently veined leaves and a short, dense cluster of purple or pink flowers, grown in greenhouses or outdoors in warm regions.
- breaking plough — a plough with a long shallow mouldboard for turning virgin land or sod land
- bronchial tubes — the bronchi or their smaller divisions
- buckinghamshire — a county in SE central England, containing the Vale of Aylesbury and parts of the Chiltern Hills: the geographic and ceremonial county includes Milton Keynes, which became an independent unitary authority in 1997. Administrative centre: Aylesbury. Pop (excluding Milton Keynes): 478 000 (2003 est). Area (excluding Milton Keynes): 1568 sq km (605 sq miles)
- building trades — the trades and professions concerned with the creation and finishing of buildings, such as carpenters, plasterers, masons, electricians, etc.
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- burt l standish — Burt L. pseudonym of Gilbert Patten.
- business casual — a style of casual clothing worn by businesspeople at work instead of more formal attire
- buy-back option — the option for a company to buy some or all of its shares from an investor, who acquired them by putting venture capital into the company when it was formed
- cabinet picture — a small easel painting, usually under 3 feet (0.9 meters) in width and formerly exhibited in a cabinet or special room.
- cabinet pudding — a steamed suet pudding containing dried fruit
- cactus geranium — a plant, Pelargonium echinatum, of the geranium family, native to southern Africa, having prickly stipules and white or reddish flowers.