21-letter words containing a, b, i, t, r
- objective correlative — a completely depicted situation or chain of events that objectifies a particular emotion in such a way as to produce or evoke that emotion in the reader.
- observation satellite — an unmanned satellite that observes the earth and gathers data
- on o's best behaviour — If someone is on their best behaviour, they are trying very hard to behave well.
- optical double (star) — double star (sense 2)
- pipelined burst cache — Pipeline Burst Cache
- poor robin's plantain — the rattlesnake weed, Hieracium venosum.
- posterior probability — the probability assigned to some parameter or to an event on the basis of its observed frequency in a sample, and calculated from a prior probability by Bayes' theorem
- potassium bicarbonate — a white, crystalline, slightly alkaline, salty-tasting, water-soluble powder, KHCO 3 , produced by the passage of carbon dioxide through an aqueous potassium carbonate solution: used in cookery as a leavening agent and in medicine as an antacid.
- printed circuit board — a circuit in which the interconnecting conductors and some of the circuit components have been printed, etched, etc., onto a sheet or board of dielectric material (PC board, printed-circuit board)
- private member's bill — In Britain, a Private Member's Bill is a law that is proposed by a Member of Parliament acting as an individual rather than as a member of his or her political party.
- propantheline bromide — a substance, C 2 3 H 3 0 BrNO 3 , used in the treatment of peptic ulcers.
- public address system — loudspeaker
- public administration — the implementation of public policy, largely by the executive branch.
- public health service — the agency that is responsible for the health of the general public
- public transportation — means of fare-paying travel
- public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
- put sb in their place — If you put someone in their place, you show them that they are less important or clever than they think they are.
- rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
- real estate liability — Real estate liability is liability for risks that come from owning real estate.
- reciprocal inhibition — the theory that the pairing of an anxiety-provoking stimulus with anxiety-reducing reactions will weaken the association between the stimulus and the anxiety.
- rehabilitation centre — a centre or clinic where people with an alcohol or drug addiction are treated
- relative permeability — the ratio of the permeability of a medium to that of free space
- reverberation chamber — a room with walls that reflect sound. It is used to make acoustic measurements and as a source of reverberant sound to be mixed with direct sound for recording or broadcasting
- roodepoort-maraisburg — a city in S Transvaal, in the NE Republic of South Africa.
- salam-weinberg theory — the electroweak theory.
- sampling distribution — the distribution of a statistic based on all possible random samples that can be drawn from a given population.
- san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
- santa barbara islands — group of nine islands, & many islets, off the SW coast of Calif.
- saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
- satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
- serbia and montenegro — a former country in SE Europe, consisting of the republics of Serbia and Montenegro; replaced the Federal Republic of Yugoslavia in 2003, and dissolved in 2006 following Montenegro’s decision to secede
- single parent benefit — a form of government funded financial assistance paid to single parents
- single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
- snr bandwidth product — (communications) The integral of the SNR over frequency. The SNR bandwidth product is an important limit in the capacity of a communication channel.
- socialist labor party — a U.S. political party, organized in 1874, advocating the peaceful introduction of socialism.
- space shuttle orbiter — orbiter (def 1).
- splice the main brace — to join together or unite (two ropes or parts of a rope) by the interweaving of strands.
- split-finger fastball — a type of fastball that sinks abruptly as it nears home plate, thrown with the grip used for a forkball
- stabilization-process — the act or process of stabilizing or the state of being stabilized.
- subliminal perception — perception of or reaction to a stimulus that occurs without awareness or consciousness
- substitution reaction — the replacement of an atom or group of atoms in a compound by another atom or group.
- supplementary benefit — (formerly) an extra amount of money that is paid to someone by the government, in addition to their normal income. Replaced by income support in 1988
- sympathetic vibration — a vibration induced by resonance.
- take sb at their word — If you take someone at their word, you believe what they say, when they did not really mean it or when they meant something slightly different.
- take sb/sth seriously — If you take someone or something seriously, you believe that they are important and deserve attention.
- tetrabromofluorescein — eosin (def 1).
- the barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
- the battle of britain — from August to October 1940, the prolonged bombing of S England by the German Luftwaffe and the successful resistance by the RAF Fighter Command, which put an end to the German plan of invading Britain
- the birth of a nation — an American film (1915), directed by D. W. Griffith.
- the probation service — a criminal justice service that is mainly responsible for dealing with offenders by placing them under the supervision of a probation officer