14-letter words containing r, a, t
- battered-women — the array of physical and psychological injuries exhibited by women (battered women or battered wives) who have been beaten repeatedly or otherwise abused by their partners or spouses.
- battery backup — A battery backup is a system in some power supplies that switches between a main power source and a battery.
- battle cruiser — A battle cruiser is a large fast warship that is lighter than a battleship and moves more easily.
- battle lantern — a portable, battery-operated light for emergency use aboard a warship.
- battle-scarred — adversely affected from the experience of battle, or some other traumatic experience
- bayes' theorem — the fundamental result which expresses the conditional probability P(E/A) of an event E given an event A as P(A/E).P(E)/P(A); more generally, where En is one of a set of values Ei which partition the sample space, P(En/A) = P(A/En)P(En)/Σ P(A/Ei)P(Ei). This enables prior estimates of probability to be continually revised in the light of observations
- bayonet charge — a charge by riflemen with fixed bayonets
- be in the wars — If someone has been in the wars, they have been injured, for example in a fight or in an accident.
- beard-stroking — deep thought
- beat a retreat — to withdraw or depart in haste
- beaufort scale — an international scale of wind velocities ranging for practical purposes from 0 (calm) to 12 (hurricane force). In the US an extension of the scale, from 13 to 17 for winds over 64 knots, is used
- beauty culture — the skill or occupation of a beautician
- beauty parlour — A beauty parlour is a place where women can go to have beauty treatments, for example to have their hair, nails or make-up done.
- beggar's-ticks — tick trefoil
- belaya tserkov — city in WC Ukraine: pop. 204,000
- belletristical — relating to the fine arts
- belvoir castle — a castle in Leicestershire, near Grantham (in Lincolnshire): seat of the Dukes of Rutland; rebuilt by James Wyatt in 1816
- benzanthracene — a carcinogenic hydrocarbon
- bermuda cutter — a marconi-rigged cutter.
- bermuda shorts — close-fitting shorts that come down to the knees
- bertrand meyer — The author of the Eiffel Language and many articles on object-oriented software techniques.
- beta geminorum — Pollux
- beta reduction — [lambda-calculus] The application of a lambda abstraction to an argument expression. A copy of the body of the lambda abstraction is made and occurrences of the bound variable being replaced by the argument. E.g. (\ x . x+1) 4 --> 4+1 Beta reduction is the only kind of reduction in the pure lambda-calculus. The opposite of beta reduction is beta abstraction. These are the two kinds of beta conversion. See also name capture.
- beta structure — a secondary structure occurring in many proteins, consisting of several polypeptide chains running in parallel or alternating directions and joined by intermolecular hydrogen bonds, creating a flexible, strong arrangement.
- beta-endorphin — a potent endorphin released by the anterior pituitary gland in response to pain, trauma, exercise, or other forms of stress.
- betray oneself — to reveal one's true character, intentions, etc
- betterment tax — a tax on an increase in the value of property effected by improvement
- bib and tucker — an outfit of clothes (esp in the phrase best bib and tucker)
- billiard table — the rectangular table used for playing billiards
- binary counter — (electronics, hardware) A digital circuit which has a clock input and a number of count outputs which give the number of clock cycles. The output may change either on rising or falling clock edges. The circuit may also have a reset input which sets all outputs to zero when asserted. The counter may be either a synchronous counter or a ripple counter.
- binding rafter — a timber for supporting rafters between their extremities, as a purlin.
- binding strake — a very strong, heavy strake of planking, especially one next to a sheer strake.
- bioaeronautics — the use of aircraft in the discovery, development, and protection of natural and biological resources
- biodegradation — to decay and become absorbed by the environment: toys that will biodegrade when they're discarded.
- bioinformatics — the branch of information science concerned with large databases of biochemical or pharmaceutical information
- bioregionalist — someone who believes in bioregionalism
- bioremediation — the use of plants to extract heavy metals from contaminated soils and water
- bipartisanship — representing, characterized by, or including members from two parties or factions: Government leaders hope to achieve a bipartisan foreign policy.
- bipolarisation — the act of bipolarising
- bipolarization — the action of rendering something bipolar
- bird sanctuary — an area of land in which birds are protected and encouraged to breed
- birthday party — a party to celebrate someone's birthday
- birthing chair — a chair constructed to allow a woman in labour to give birth in a sitting position
- biscuit barrel — an airtight container of circular section equipped with a lid and used for storing biscuits
- bit error rate — A bit error rate is the measure of the number of incorrect bits that can be expected in a specified number of bits in a serial stream.
- bitter cassava — a species of cassava (Manihot esculenta) whose poisonous roots when processed yield tapioca starch
- black panthers — (in the US) a militant Black political party founded in 1965 to end the political dominance of White people
- black redstart — a small, Passerine bird, Phoenicurus ochruros, found in Central and S Europe
- black root rot — any of several diseases of plants characterized by black or brown lesions on the root.
- blacktip shark — a widely distributed sand shark, Charcharinus limbatus, having fins that appear to have been dipped in ink, inhabiting shallow waters of warm seas.