20-letter words containing o, n, t, a, s
- assessment procedure — an established method of assessing students or workers
- asset turnover ratio — An asset turnover ratio is a measure of the efficiency of a company, that is calculated by dividing sales for a period by average total assets.
- association football — soccer
- association of stars — a sparsely populated group of between 10 and 1000 young stars of similar spectral type and common origin that are moving too fast to form a permanent, gravitationally bound system.
- astatic galvanometer — a galvanometer that is unaffected by the earth's magnetic field and is used for measuring small currents.
- at one's convenience — at a time, or in a place or manner, suitable to one
- at one's finger tips — the tip or end of a finger.
- at someone's expense — If you do something at someone's expense, they provide the money for it.
- at someone's service — ready to serve or cooperate with someone
- at two hours' notice — with notification only two hours in advance
- automobile insurance — Automobile insurance is insurance coverage for cars.
- baccalaureate sermon — a farewell sermon addressed to a graduating class in some U.S. colleges and schools.
- back the wrong horse — to bet on a horse that loses the race
- basic lead carbonate — ceruse.
- bats-wing coral-tree — a small tree, Erythrina verspertilio, of tropical and subtropical Australia with red flowers and leaves shaped like the wings of a bat
- be set in one's ways — If you say that someone is set in their ways, you are being critical of the fact that they have fixed habits and ideas which they will not easily change, even though they may be old-fashioned.
- beat around the bush — to talk around a subject without getting to the point
- beaverhead mountains — a mountain range on the border of E Idaho and SW Montana, in the Bitterroot Range. 10,961 feet (3343 meters).
- benztropine mesylate — a synthetic anticholinergic, C 21 H 25 NO⋅CH 4 O 3 S, used in the treatment of Parkinson's disease.
- benzyl isoamyl ether — a colorless liquid, C 12 H 18 O, used in soap perfumes.
- bernese mountain dog — a strong sturdy dog of a breed with a bushy tail and a long silky black coat with reddish-brown and white markings, often used as a working farm dog
- bimodal distribution — a frequency distribution with two modes
- bird-footed dinosaur — theropod.
- blue ridge mountains — a mountain range in the eastern US, extending from West Virginia into Georgia: part of the Appalachian mountains. Highest peak: Mount Mitchell, 2038 m (6684 ft)
- blue screen of death — (humour) (BSOD) The infamous white-on-blue text screen which appears when Microsoft Windows crashes. BSOD is mostly seen on the 16-bit systems such as Windows 3.1, but also on Windows 95 and apparently even under Windows NT 4. It is most likely to be caused by a GPF, although Windows 95 can do it if you've removed a required CD-ROM from the drive. It is often impossible to recover cleanly from a BSOD. The acronym BSOD is sometimes used as a verb, e.g. "Windoze just keeps BSODing on me today".
- bone mineral density — a measurement of the amount of calcium and other minerals in a segment of bone, a higher mineral content indicating a higher bone density and strength, used to detect osteoporosis or monitor its treatment.
- born-again christian — person: evangelical
- breakerless ignition — electronic ignition.
- breakfast television — Breakfast television refers to television programmes which are broadcast in the morning at the time when most people are having breakfast.
- brittle bone disease — bone disorder
- broadcast journalism — journalism as practiced in radio and television.
- broadcasting station — a television or radio station
- broaden o's/the mind — If an experience broadens your mind, it makes you more willing to accept other people's beliefs and customs.
- buck's horn plantain — a Eurasian plant, Plantago coronopus, having leaves resembling a buck's horn: family Plantaginaceae
- buoyancy compensator — an inflatable vest used to control one's buoyancy underwater or to rest at the surface, usually having a connecting hose for inflation or deflation by mouth and a CO 2 cartridge for rapid, emergency inflation.
- bureau of the census — the division of the Department of Commerce that gathers, tabulates, and correlates census statistics.
- by/from all accounts — If you say that something is true by all accounts or from all accounts, you believe it is true because other people say so.
- caesar and cleopatra — a comedy (1898) by G. B. Shaw.
- can do sth blindfold — If you say that you can do something blindfold, you are emphasizing that you can do it easily, for example because you have done it many times before.
- cancel a reservation — If you cancel a reservation, you stop it because someone who has booked a room has informed you that they no longer wish to stay there.
- canine leptospirosis — an often fatal intestinal disease in dogs, caused by any of several spirochetes of the genus Leptospira.
- cantabrian mountains — a mountain chain along the N coast of Spain, consisting of a series of high ridges that rise over 2400 m (8000 ft): rich in minerals (esp coal and iron)
- capital transactions — the flow of money and assets
- carbon sequestration — the prevention of greenhouse gas build-up in the earth's atmosphere by methods such as planting trees to absorb carbon dioxide or pumping carbon dioxide into underground reservoirs
- carpathian mountains — a mountain system of central and E Europe, extending from Slovakia to central Romania: mainly forested, with rich iron ore resources. Highest peak: Gerlachovka, 2663 m (8788 ft)
- carry off one's feet — to fill with enthusiasm
- cartesian coordinate — Usually, Cartesian coordinates. a member of a system of coordinates for locating a point on a plane (Cartesian plane) by its distance from each of two intersecting lines, or in space by its distance from each of three planes intersecting at a point.
- cassegrain telescope — an astronomical reflecting telescope in which incident light is reflected from a large concave paraboloid mirror onto a smaller convex hyperboloid mirror and then back through a hole in the concave mirror to form the image
- cast the first stone — the hard substance, formed of mineral matter, of which rocks consist.
- catastrophic illness — A catastrophic illness is a major health event that takes place during a particular period of time, such as a heart attack, stroke, or cancer.