16-letter words containing a, d, s
- associate degree — An associate degree is a college degree that is awarded to a student who has completed a two-year course of study.
- associated state — a nation with limited sovereignty, especially a former colony that now assumes responsibility for domestic affairs but continues to depend on the colonial ruler for defense and foreign policy.
- aston dark space — the dark region between the cathode and the cathode glow in a vacuum tube, occurring when the pressure is low.
- at daggers drawn — If you say that two people are at daggers drawn, you mean they are having an argument and are still very angry with each other.
- at the sharp end — If you say that someone is at the sharp end of a particular activity or type of work, you mean that they are involved in the most difficult or dangerous aspects of it.
- athanasian creed — a profession of faith widely used in the Western Church which, although formerly attributed to Athanasius, probably originated in Gaul between 381 and 428 ad
- atmospheric tide — a movement of atmospheric masses caused by the gravitational attraction of the sun and moon and by daily solar heating.
- attendance sheet — an official document for listing those attending a meeting, class, course, etc
- atwood's machine — a device consisting of two unequal masses connected by a string passed over a pulley, used to illustrate the laws of motion.
- auckland islands — a group of six uninhabited islands, south of New Zealand. Area: 611 sq km (234 sq miles)
- audience figures — the number of people regularly watching a television programme or listening to a radio programme
- audiovisual 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.
- auditory aphasia — aphasia in which there is no comprehension of spoken words; word deafness.
- auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
- average adjuster — a person who calculates average claims, esp for marine insurance
- back-seat driver — If you refer to a passenger in a car as a back-seat driver, they annoy you because they constantly give you advice.
- background music — music of any kind that is played while some other activity is going on, so that people do not actively attend to it
- background noise — any type of noise that is not the sound that you are specifically listening to or monitoring
- bahasa indonesia — the official language of Indonesia: developed from the form of Malay formerly widely used as a trade language in SE Asia
- balearic islands — a group of islands in the W Mediterranean, consisting of Majorca, Minorca, Ibiza, Formentera, Cabrera, and 11 islets: a province of Spain. Capital: Palma, on Majorca. Pop: 1 071 500 (2003 est). Area: 5012 sq km (1935 sq miles)
- band-pass filter — a filter that transmits only those currents having a frequency lying within specified limits
- banned substance — In sport, banned substances are drugs that competitors are not allowed to take because they could artificially improve their performance.
- baron tweedsmuir — the title of Scottish novelist John Buchan
- barrier of ideas — the representations of objects which certain accounts of perception interpose between the objects themselves and our awareness of them, so that, as critics argue, we can never know whether there is in reality anything which resembles our perceptions
- bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
- basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
- bastard culverin — a 16th-century cannon, smaller than a culverin, firing a shot of between 5 and 8 pounds (11 and 17.6 kg).
- bastard daughter — an illegitimate daughter
- bastard mahogany — an Australian tree, Eucalyptus botryoides, of the myrtle family, having lance-shaped leaves and furrowed bark.
- bastard pointing — an imitation of tuck pointing, having a fillet made from the mortar of the joint.
- bastard toadflax — any of several low-growing, often parasitic plants of the genus Comandra, having alternate leaves and clusters of small whitish flowers.
- be as good as to — would you please
- bearing pedestal — an independent support for a bearing, usually incorporating a bearing housing
- bearish tendency — a tendency for share prices to fall
- belgian sheepdog — any of a Belgian breed of large herding dog with a black coat, sometimes used as a guide dog
- bells of ireland — an annual garden plant, Moluccella laevis, whose flowers have a green cup-shaped calyx: family Lamiaceae (labiates)
- belted-bias tire — a motor-vehicle tire of the same construction as a bias-ply tire but with an added belt of steel or a strong synthetic material under the tread.
- benzoate of soda — sodium benzoate
- bertrand russell — (person) (1872-1970) A British mathematician, the discoverer of Russell's paradox.
- best-before date — a date on packaged food indicating how long it is safe to keep it
- bias-belted tire — belted-bias tire.
- bihar and orissa — a former province of NE India: now divided into the states of Bihar and Odisha (formerly Orissa).
- bipolar disorder — Bipolar disorder is a mental illness in which a person's state of mind changes between extreme happiness and extreme depression.
- bird of paradise — A bird of paradise is a songbird which is found mainly in New Guinea. The male birds have very brightly coloured feathers.
- bird's-eye maple — a cut of sugar maple wood used especially for veneers, having a wavy grain with many dark, circular markings.
- bird-of-paradise — Also called bird-of-paradise flower. any of several plants of the genus Strelitzia, native to southern Africa, especially S. reginae, having a large, showy orange and blue inflorescence.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- birthday present — a gift given to someone on their birthday
- black nightshade — a poisonous solanaceous plant, Solanum nigrum, a common weed in cultivated land, having small white flowers with backward-curved petals and black berry-like fruits
- black-eyed susan — any of several North American plants of the genus Rudbeckia, esp R. hirta, having flower heads of orange-yellow rays and brown-black centres: family Asteraceae (composites)