20-letter words containing a, b, e, y
- in a class by itself — unique
- integration by parts — Mathematics. a method of evaluating an integral by use of the formula, ∫udv = uv − ∫vdu.
- keyboard video mouse — (hardware) (KVM) Used to describe a "KVM switch" that allows one keyboard, one video display and one mouse to be switched between two or more computers.
- laboratory equipment — apparatus for scientific research and experiments
- legislative assembly — the legislature of France 1791–92.
- longitude by account — the longitude of the position of a vessel as estimated by dead reckoning.
- look before you leap — be aware of the risks involved in sth
- macias nguema biyogo — a former name of Bioko.
- megabytes per second — (unit) (MBps, MB/s) Millions of bytes per second. A unit of data rate. 1 MB/s = 1,000,000 bytes per second (not 1,048,576).
- membranous labyrinth — an intricate combination of paths or passages in which it is difficult to find one's way or to reach the exit. Synonyms: maze, network, web.
- methylbenzyl acetate — methylphenylcarbinyl acetate.
- miliary tuberculosis — tuberculosis in which the bacilli are spread by the blood from one point of infection, producing small tubercles in other parts of the body.
- monkey on one's back — any mammal of the order Primates, including the guenons, macaques, langurs, and capuchins, but excluding humans, the anthropoid apes, and, usually, the tarsier and prosimians. Compare New World monkey, Old World monkey.
- moreton bay chestnut — an Australian leguminous tree, Castanospermum australe, having thin smooth bark and yellow or reddish flowers: used in furniture manufacture
- nickel tetracarbonyl — nickel carbonyl.
- physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- 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.
- relative probability — a measure or estimate of the degree of confidence one may have in the occurrence of an event, defined as the limit of the proportion observed in a sample as the sample size tends to infinity
- royal british legion — an organization founded in 1921 to provide services and assistance for former members of the armed forces
- rub up the wrong way — to arouse anger (in); annoy
- scream bloody murder — Law. the killing of another human being under conditions specifically covered in law. In the U.S., special statutory definitions include murder committed with malice aforethought, characterized by deliberation or premeditation or occurring during the commission of another serious crime, as robbery or arson (first-degree murder) and murder by intent but without deliberation or premeditation (second-degree murder)
- self-belaying system — (in climbing) equipment used to pay out rope as required and thus enable a climber to self-belay
- shaken baby syndrome — a usually fatal condition of abused infants brought on by violent shaking by the arms or shoulders that causes severe internal bleeding, especially around the brain and in the eyes.
- sir william berkeley — Busby [buhz-bee] /ˈbʌz bi/ (Show IPA), (William Berkeley Enos) 1895–1976, U.S. choreographer and musical-film director.
- 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.
- strawberry-raspberry — an arching, prickly, Japanese plant, Rubus illecebrosus, of the rose family, having an herbaceous stem, white, fragrant flowers, and large, edible, scarlet fruit.
- 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.
- 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.
- that will be the day — I look forward to that
- the canterbury tales — an uncompleted sequence of tales by Chaucer, written for the most part after 1387.
- to catch your breath — If something makes you catch your breath, it makes you take a short breath of air, usually because it shocks you.
- to get your bearings — to find out where one is or to find out what one should do next
- to get your own back — If you get your own back on someone, you have your revenge on them because of something bad that they have done to you.
- to keep your balance — If you keep your balance, for example, when standing in a moving vehicle, you remain steady and do not fall over. If you lose your balance, you become unsteady and fall over.
- to take years off sb — if you say that something such as an experience or a way of dressing has taken years off someone, you mean that it has made them look or feel much younger
- to waste your breath — If someone says you are wasting your breath, they mean that the person you are talking to will not take any notice and so there is no point saying anything to them.
- tribromoacetaldehyde — bromal.
- walton and weybridge — a city in Surrey, SE England: a London suburb.
- webster's dictionary — Informal. a dictionary of the English language, especially American English, such as Dictionary.com.
- westminster assembly — a convocation that met at Westminster, London, 1643–49, and formulated the articles of faith (Westminster Confession of Faith) that are accepted as authoritative by most Presbyterian churches.
- wintergreen barberry — a Chinese evergreen shrub, Berberis julianae, of the barberry family, having spiny leaves, dark green above, pale beneath, clusters of yellow flowers, and bluish-black fruit.
- yellow-billed magpie — either of two corvine birds, Pica pica (black-billed magpie) of Eurasia and North America, or P. nuttalli (yellow-billed magpie) of California, having long, graduated tails, black-and-white plumage, and noisy, mischievous habits.
- yellow-breasted chat — an American warbler, Icteria virens, having a yellow throat and breast and greenish-brown upper parts and noted for imitating the songs of other species.