20-letter words containing b, o, n, e, t
- off-the-job training — training which is carried out away from your normal place of work
- on o's best behavior — If someone is on their best behavior, they are trying very hard to behave well.
- on the drawing board — in the planning stage
- on the starboard bow — within 45 degrees to the starboard of straight ahead
- operation barbarossa — the codename for Hitler's invasion (1941) of Russia
- operational database — (database) A database containing up-to-date, modifiable data, in contrast to a decision support database.
- particle beam weapon — a weapon that fires particle beams into the atmosphere or space
- pentobarbital sodium — a barbiturate drug used in medicine as a sedative and hypnotic. Formula: C11H17N2O3Na
- periodontal membrane — the collagenous, fibrous connective tissue between the cementum of the tooth and the alveolus.
- postcode prescribing — the practice of prescribing more or less expensive and effective medical treatments to patients depending on where they live in a country, and which treatments their health board is willing and able to provide
- potassium binoxalate — a white, crystalline, hygroscopic, poisonous solid, KHC 2 O 4 , that is usually hydrated: used chiefly for removing ink stains, cleaning metal and wood, and in photography.
- prime number theorem — the theorem that the number of prime numbers less than or equal to a given number is approximately equal to the given number divided by its natural logarithm.
- proactive inhibition — the tendency for earlier memories to interfere with the retrieval of material learned later
- prohibited substance — a substance, such as a drug, etc, that is banned or forbidden by law or other authority
- prothonotary warbler — a wood warbler, Protonotaria citrea, of the eastern U.S., having an orange-yellow head and underparts, and bluish-gray wings and tail.
- receivables turnover — A receivables turnover is a measure of cash flow that is calculated by dividing net credit sales by average accounts receivable.
- recursive subroutine — a subroutine that can call itself as part of its execution
- ring of the nibelung — Richard Wagner's tetralogy of music dramas: Das Rheingold (completed 1869), Die Walküre (completed 1870), Siegfried (completed 1876), and Götterdämmerung (completed 1876): the cycle was first performed at Bayreuth, 1876.
- roller-blind shutter — curtain shutter.
- royal british legion — an organization founded in 1921 to provide services and assistance for former members of the armed forces
- rub sb's nose in sth — To rub someone's nose in something that they do not want to think about, such as a failing or a mistake they have made, means to remind them repeatedly about it.
- rub up the wrong way — to arouse anger (in); annoy
- ruby-crowned kinglet — an olive-gray, American kinglet, Regulus calendula, the male of which has an erectile, ruby crest.
- saint john ambulance — an organization that provides first aid and first-aid training
- set the ball rolling — to open or initiate (an action, discussion, movement, etc)
- short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
- spectroscopic binary — a binary star having components that are not sufficiently separated to be resolved by a telescope, known to be a binary only bythe variations in wavelength of emitted light that are detected by a spectroscope.
- spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
- spontaneous abortion — miscarriage (def 1).
- spontaneous-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- spotted crane's-bill — the American wild geranium, Geranium maculatum.
- st. james-assiniboia — a city in SE Manitoba, in S central Canada: suburb of Winnipeg.
- standard book number — International Standard Book Number. Abbreviation: SBN.
- stefan-boltzmann law — the law stating that the total energy radiated from a blackbody is proportional to the fourth power of its absolute temperature.
- step into the breach — If you step into the breach, you do a job or task which someone else was supposed to do or has done in the past, because they are suddenly unable to do it.
- subjective intension — the associations that an expression has for an individual; the intension he believes it to have
- subpoena duces tecum — a writ directing a person to appear in court and to bring some document described in the writ.
- subscription edition — an edition of one or more volumes for which a number of prospective purchasers place orders, usually in advance of publication.
- tchebycheff equation — a differential equation of the form (1 − x 2) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.
- telephone subscriber — a person who subscribes to a telephone service
- television broadcast — sth shown on tv
- tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
- the toronto blessing — a variety of emotional reactions such as laughing, weeping, and fainting, experienced by participants in a form of charismatic Christian worship
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- to be a one-man show — to be reliant on one person alone
- to be a warning shot — to be a warning
- to be on dinner duty — to be responsible for preparing an evening meal
- to be walking on air — If you say that you are walking on air or floating on air, you mean that you feel extremely happy about something.
- to bear the brunt of — To bear the brunt or take the brunt of something unpleasant means to suffer the main part or force of it.
- to beat one's breast — If you say that someone beats their breast, you are emphasizing that they are very angry or upset about something, or that they are pretending to be very angry or upset about it.