15-letter words containing a, s, e, o
- beat one's meat — to masturbate
- beat oneself up — to reproach oneself
- beat the bounds — (formerly) to define the boundaries of a parish by making a procession around them and hitting the ground with rods
- bedloe's island — Liberty Island
- bedsheet ballot — a very long, involved paper ballot
- beef stroganoff — a dish of thin strips of beef cooked with onions, mushrooms, and seasonings, served in a sour-cream sauce
- before the mast — as an apprentice seaman
- ben day process — a method of adding texture, shading, or detail to line drawings by overlaying a transparent sheet of dots or any other pattern during platemaking
- beta conversion — (theory) A term from lambda-calculus for beta reduction or beta abstraction.
- binomial series — an infinite series obtained by expanding a binomial raised to a power that is not a positive integer.
- bird of passage — If you refer to someone as a bird of passage, you mean that they are staying in a place for a short time before going to another place.
- black snakeroot — a tall bugbane, Cimicifuga racemosa, of the buttercup family, of eastern North America, having thin, tapering, toothed or deeply cut leaflets and branched clusters of small, white flowers.
- blagoveshchensk — a city and port in E Russia, in Siberia on the Amur River. Pop: 222 000 (2005 est)
- blasphemousness — the quality of being blasphemous
- blast injection — the injection of liquid fuel directly into the cylinder of an internal-combustion engine using a blast of high-pressure air to atomize the spray of fuel
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blue wood aster — a composite plant, Aster cordifolius, of North America, having heart-shaped leaves and pale-blue flowers.
- blueback salmon — sockeye salmon.
- body mass index — A person's body mass index is a measurement that represents the relationship between their weight and their height.
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- boiled potatoes — potatoes, usually peeled, cooked in boiling water
- bologna sausage — a large smoked sausage made of seasoned mixed meats
- book of changes — an ancient Chinese book of divination, in which 64 pairs of trigrams are shown with various interpretations.
- borderline case — a person or thing that is not clearly classifiable as something
- borrower's card — a card issued by a library to individuals or organizations entitling them or their representatives to borrow materials.
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- boston massacre — an outbreak (1770) in Boston against British troops, in which a few citizens were killed
- box the compass — to name the compass points in order
- 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
- branchiostegous — branchiostegal.
- brand extension — the practice of using a well-known brand name to promote new products or services in unrelated fields
- breach of trust — a violation of duty by a trustee or any other person in a fiduciary position
- breeding season — the time of year during which animals breed
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- bronchial tubes — the bronchi or their smaller divisions
- bronze diabetes — hemochromatosis.
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brown-and-serve — requiring only a brief period of browning, as in an oven, before being ready to serve: brown-and-serve rolls.
- buffalo soldier — (formerly, especially among American Indians) a black soldier.
- bughouse square — Informal. any intersection or park mall in a big city where political zealots, agitators, folk evangelists, etc., congregate to argue and make soapbox speeches.
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bullnose header — bull header (def 1).
- bullnose-header — Also called bullnose header. a brick having one of the edges across its width rounded for laying as a header in a sill or the like.
- bullock's heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bullock's-heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- caernarvonshire — (until 1974) a county of NW Wales, now part of Gwynedd
- cairngorm-stone — smoky quartz.
- caisson disease — decompression sickness
- calcareous clay — soil with high limestone content