15-letter words containing i, n, a
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- bowel complaint — bowel disease or condition
- brachistochrone — the curve between two points through which a body moves under the force of gravity in a shorter time than for any other curve; the path of quickest descent
- bragging rights — notional privileges that are gained by defeating a close rival
- braille printer — (printer) (Or "(Braille) embosser") A printer, necessarily an impact printer, that renders text as Braille. Blind users call other printers ink printers.
- branchial cleft — Zoology. one of a series of slitlike openings in the walls of the pharynx between the branchial arches of fishes and aquatic amphibians through which water passes from the pharynx to the exterior.
- 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.
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- 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.
- break-in period — a period during which certain restrictions or moderation in operating should be followed, as the avoidance of high speed, rapid acceleration, or severe braking for a new automobile.
- breakeven point — a point at which the total revenue and total cost are equal
- breaking plough — a plough with a long shallow mouldboard for turning virgin land or sod land
- breaking strain — the amount of strain that, if applied to a particular material, will cause it to break
- breathing space — A breathing space is a short period of time between two activities in which you can recover from the first activity and prepare for the second one.
- breeding season — the time of year during which animals breed
- brillat-savarin — Anthelme (ɑ̃tɛlm). 1755–1826, French lawyer and gourmet; author of Physiologie du Goût (1825)
- bring to a head — to bring or be brought to a crisis
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- bristol fashion — clean and neat, with newly painted and scrubbed surfaces, brass polished, etc
- britannia metal — an alloy of low melting point consisting of tin with 5–10 per cent antimony, 1–3 per cent copper, and sometimes small quantities of zinc, lead, or bismuth: used for decorative purposes and for bearings
- britneyfication — the effect on clothes and fashions of following the revealing styles favoured by the US pop singer Britney Spears (born 1981)
- brompheniramine — a substance, C 16 H 19 BrN 2 , used as an antihistamine in the management of various allergies, as hay fever.
- bronchial tubes — the bronchi or their smaller divisions
- bronze diabetes — hemochromatosis.
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brown-tail moth — a white moth, Nygmia phaerrhoea, having a brown tuft at the end of the abdomen, the larvae of which feed on the foliage of various shade and fruit trees.
- brownian motion — the irregular motion of small particles suspended in a liquid or a gas, caused by the bombardment of the particles by molecules of the medium: first observed by Robert Brown in 1827.
- 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
- byzantine chant — liturgical plainsong identified with the Eastern Orthodox Church and dating from the Byzantine Empire.
- cabin attendant — flight attendant.
- cabinet meeting — a regular meeting of the cabinet
- 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
- cabinet scraper — a scraper used in preparing a wood surface for sanding.
- cacodaemoniacal — Demonic; evil.
- cactus geranium — a plant, Pelargonium echinatum, of the geranium family, native to southern Africa, having prickly stipules and white or reddish flowers.
- cadmean victory — a victory won with great losses to the victors
- caernarvonshire — (until 1974) a county of NW Wales, now part of Gwynedd
- cairngorm-stone — smoky quartz.
- caisson disease — decompression sickness
- calamine lotion — a soothing lotion containing calamine