17-letter words containing a, l, o, s
- apostolic fathers — the Fathers of the early Church who immediately followed the Apostles
- april fool's joke — (humour, event) (AFJ) Elaborate April Fool's hoaxes are a long-established tradition on Usenet and Internet; see kremvax for an example. In fact, April Fool's Day is the *only* seasonal holiday marked by customary observances on the hacker networks.
- aristolochiaceous — belonging to the Aristolochiaceae, the birthwort family of plants.
- arlington heights — village in NE Ill.: suburb of Chicago: pop. 76,000
- artificial person — a human being, whether an adult or child: The table seats four persons.
- as the crow flies — If you say that a place is a particular distance away as the crow flies, you mean that it is that distance away measured in a straight line.
- as who should say — as if one should say
- ashby-de-la-zouch — a town in central England, in Leicestershire: Mary, Queen of Scots, was imprisoned (1569) in the castle. Pop: 11 409 (2001)
- ashton-under-lyne — a town in NW England, in Tameside unitary authority, Greater Manchester. Pop: 43 236 (2001)
- assemblies of god — the largest American Pentecostal denomination, formed in 1914 by the merger of various Pentecostal churches and marked by faith healing and speaking in tongues.
- assessable income — the portion of one's income that is subject to tax
- assyro-babylonian — of or relating to Assyria and Babylonia.
- astral projection — the departure of the astral body from the physical body, in order to travel to the astral plane
- astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
- astronomical year — year (def 4b).
- at close quarters — If you do something at close quarters, you do it very near to a particular person or thing.
- at one fell swoop — to sweep through the air, as a bird or a bat, especially down upon prey.
- at one's disposal — If you have something at your disposal, you are able to use it whenever you want, and for whatever purpose you want. If you say that you are at someone's disposal, you mean that you are willing to help them in any way you can.
- audio-visual aids — training or educational materials directed at both the sense of hearing and the sense of sight; films, recordings, photographs, etc., used in classroom instruction, library collections, or the like.
- audubon's warbler — a common North American wood warbler, Dendroica coronata, having yellow spots on the rump, crown, and sides, including a white-throated eastern subspecies (myrtle warbler) and a yellow-throated western subspecies (Audubon's warbler)
- australian ballot — an official ballot listing candidates for election to public office and issues, levies, etc., distributed inside the polling place to be marked by the voter in secret: it originated in Australia and is widely used in the U.S.
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- auxiliary storage — secondary storage.
- baby-doll pyjamas — frilly pyjamas with short pants and no sleeves
- bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
- bachelor's degree — A bachelor's degree is a first degree awarded by universities.
- bachelor's-button — any of various plants with round flower heads, especially the cornflower.
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- bacon's rebellion — an unsuccessful uprising by frontiersmen in Virginia in 1676, led by Nathaniel Bacon against the colonial government in Jamestown.
- balance the books — do accounting
- barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
- barrel distortion — distortion of an image produced by an optical system that causes straight lines at image margins to bulge outwards
- bartholin's gland — either of two small glands near the vaginal opening: during sexual excitement they secrete a mucous lubricating substance
- bell laboratories — One of AT&T's research sites, in Murray Hill, New Jersey, USA. It was the birthplace of the transistor, Unix, C and C++ and the current home of research on Plan 9 and ODE.
- betagalactosidase — any of a family of enzymes capable of liberating galactose from carbohydrates.
- binet-simon scale — a test comprising questions and tasks, used to determine the mental age of subjects, usually children
- biological shield — a protective shield impervious to radiation, esp the thick concrete wall surrounding the core of a nuclear reactor
- black forest cake — a torte consisting typically of thin layers of chocolate cake spread with alternating layers of chocolate, cherry, and whipped-cream filling and covered with whipped cream
- black nationalism — a movement advocating the establishment of a separate black nation within the U.S.
- black swallowtail — the tail of a swallow or a deeply forked tail like that of a swallow.
- black swallowwort — celandine (def 1).
- black-box testing — functional testing
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- bland-allison act — an act of Congress (1878) requiring the federal government to purchase at the market price from two to four million dollars' worth of silver monthly for conversion into silver dollars containing 16 times more silver per coin than gold in dollar coins of gold.
- blank endorsement — an endorsement on a bill of exchange, cheque, etc, naming no payee and thus making the endorsed sum payable to the bearer
- blasphemous libel — In Britain, previously, the crime committed if a person insults, offends, or vilifies the deity, Christ, or the Christian religion
- block association — an association for the residents of a particular block in a neighbourhood to discuss and act on matters of common concern
- blood transfusion — A blood transfusion is a process in which blood is injected into the body of a person who is badly injured or ill.
- blow someone away — to kill by shooting
- blowpipe analysis — a type of chemical analysis in which the intensely hot flame of a blowpipe vaporizes a mineral or other substance with a characteristically colored flame and a unique odor, so as to identify chemical elements in a substance