16-letter words containing a, e, r, i, l
- australian rules — a game resembling rugby football, played in Australia between teams of 18 men each on an oval pitch, with a ball resembling a large rugby ball. Players attempt to kick the ball between posts (without crossbars) at either end of the pitch, scoring six points for a goal (between the two main posts) and one point for a behind (between either of two outer posts and the main posts). They may punch or kick the ball and run with it provided that they bounce it every ten yards
- australopithecus — an extinct genus of small-brained,large-toothed bipedal hominids that lived in Africa between one and four million years ago.
- automatic redial — a telephone service feature whereby the last number dialed is automatically called again, either after a specified time or when activated by the user.
- autoregressively — In an autoregressive manner.
- auxiliary police — a part-time reserve attached to a regular police force
- auxiliary rafter — a rafter reinforcing a principal rafter.
- azuero peninsula — a peninsula in SW Panama, bordered on the E by the Gulf of Panama.
- babe-in-a-cradle — a tall orchid, Epiblema grandiflorum, of SW Australia with lilac to mauve flowers
- bacterial canker — a disease of plants, characterized by cankers and usually by exudation of gum, caused by bacteria, as of the genera Pseudomonas and Corynebacterium.
- bacterioplankton — (biology) The bacterial component of marine plankton.
- balearic islands — a group of islands in the W Mediterranean, consisting of Majorca, Minorca, Ibiza, Formentera, Cabrera, and 11 islets: a province of Spain. Capital: Palma, on Majorca. Pop: 1 071 500 (2003 est). Area: 5012 sq km (1935 sq miles)
- ballast resistor — ballast (def 5a).
- ballast-resistor — Nautical. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability.
- ballistic camera — a camera for tracking missiles launched at night.
- balsamic vinegar — Balsamic vinegar is a type of vinegar which tastes sweet and is made from grape juice.
- baltimore canyon — a submarine valley cut into the continental shelf and slope seaward of Chesapeake Bay.
- baltimore heater — a stove for heating a lower and upper room, having its fire door in the lower room.
- baltimore oriole — a North American oriole, Icterus galbula, the male of which has orange and black plumage
- banana republics — any of the small countries in the tropics, especially in the Western Hemisphere, whose economies are largely dependent on fruit exports, tourism, and foreign investors.
- band-pass filter — a filter that transmits only those currents having a frequency lying within specified limits
- bargaining level — the level within an organizational hierarchy, such as company level, national level, etc, at which collective bargaining takes place
- bargaining table — a table around which the parties involved in a negotiation sit
- bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
- bashkir republic — a constituent republic of E central Russia, in the S Urals: established as the first Soviet autonomous republic in 1919; rich mineral resources. Capital: Ufa. Pop: 4 012 900 (2002). Area: 143 600 sq km (55 430 sq miles)
- basilar membrane — a membrane inside the cochlea that vibrates in response to sound
- bastard culverin — a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).
- bearing pedestal — an independent support for a bearing, usually incorporating a bearing housing
- behavioural sink — a small area in which people or animals live in overcrowded conditions
- belgian tervuren — one of a Belgian breed of medium-sized dogs having a long, straight coat, fawn to mahogany in color, differing from the Belgian sheepdog only in color.
- bells of ireland — an annual garden plant, Moluccella laevis, whose flowers have a green cup-shaped calyx: family Lamiaceae (labiates)
- belted-bias tire — a motor-vehicle tire of the same construction as a bias-ply tire but with an added belt of steel or a strong synthetic material under the tread.
- beneficial owner — a person entitled to receive the profits or proceeds of property
- bermuda triangle — an area in the Atlantic Ocean bounded by Bermuda, Puerto Rico, and Florida where ships and aeroplanes are alleged to have disappeared mysteriously
- bias-belted tire — belted-bias tire.
- bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
- billy goat beard — a man's beard that is long under the chin and shaved elsewhere
- bimetallic strip — a strip consisting of two metals of different coefficients of expansion welded together so that it buckles on heating: used in thermostats, etc
- binomial theorem — a mathematical theorem that gives the expansion of any binomial raised to a positive integral power, n. It contains n + 1 terms: (x + a)n = xn + nxn–1a + [n(n–1)/2] xn–2a2 +…+ (nk) xn–kak + … + an, where (nk) = n!/(n–k)!k!, the number of combinations of k items selected from n
- binuclear family — a social unit composed of an extended family, usually the children and subsequent spouses of divorced parents.
- biodegradability — capable of decaying through the action of living organisms: biodegradable paper; biodegradable detergent.
- bioenvironmental — pertaining to the environment of living organisms: Bioenvironmental engineers seek to reduce air and water pollution.
- bipolar disorder — Bipolar disorder is a mental illness in which a person's state of mind changes between extreme happiness and extreme depression.
- bird's-eye maple — a cut of sugar maple wood used especially for veneers, having a wavy grain with many dark, circular markings.
- blacktailed deer — a mule deer, esp. the subspecies (Odocoileus hemionus columbianus) found from N Calif. to British Columbia
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- blended learning — the use of both classroom teaching and on-line learning
- blind man's rule — a carpenter's rule having large numbers to permit its reading in dim light.
- blind salamander — any of several North American salamanders, especially of the genera Typhlotriton, Typhlomolge, and Haideotriton, that inhabit underground streams or deep wells and have undeveloped eyes and scant pigmentation.
- bluegrass region — a region in central Kentucky, famous for its horse farms and fields of bluegrass.
- boarding kennels — a place where dog owners can pay to have their dogs looked after while they are away