19-letter words containing a, l, d, o
- third international — an international organization (1919–43), founded in Moscow, uniting Communist groups of various countries and advocating the attainment of their ends by violent revolution. Also called Comintern, Communist International. Compare international (def 6).
- third law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
- three-point landing — an aircraft landing in which the two wheels of the main landing gear and the tail or nose wheel touch the ground simultaneously.
- threshold agreement — an agreement between an employer and employees or their union to increase wages by a specified sum if inflation exceeds a specified level in a specified time
- throw cold water on — having a relatively low temperature; having little or no warmth: cold water; a cold day.
- tidal power station — a power station where the energy of flowing water is converted into electricity
- tired and emotional — slightly drunk
- to be headline news — to attract a lot of attention from newspapers
- to have and to hold — to possess for life
- to hold your breath — If you hold your breath, you make yourself stop breathing for a few moments, for example because you are under water.
- to lay down the law — If you say that someone lays down the law, you are critical of them because they give other people orders and they think that they are always right.
- to play hard to get — If someone plays hard to get, they pretend not to be interested in another person or in what someone is trying to persuade them to do.
- to turn a blind eye — If you say that someone is turning a blind eye to something bad or illegal that is happening, you mean that you think they are pretending not to notice that it is happening so that they will not have to do anything about it.
- trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
- transdenominational — of or relating to a denomination or denominations.
- trentino-alto adige — a region in NE Italy. 870,238; 5256 sq. mi. (13.615 sq. km).
- trickle bed reactor — A trickle bed reactor is a reactor in which gravity makes a gas and a liquid flow through a bed of catalyst.
- tropical depression — an atmospheric low-pressure system originating in the tropics, specifically, a tropical cyclone in which the maximum sustained wind speed is 38 miles per hour (62 kilometers per hour) or less.
- turn a blind eye to — to pretend not to notice or ignore deliberately
- vacuum distillation — a process of distillation employing a vacuum that by lowering the pressure on a liquid allows volatilization at a lower temperature than normal.
- value added network — (networking) (VAN) A privately owned network that provides a specific service, such as legal research or access to a specialised database, for a fee. A Value Added Network usually offers some service or information that is not readily available on public networks. A Value Added Network's customers typically purchase leased lines that connect them to the network or they use a dial-up number, given by the network owner, to gain access to the network.
- velocity modulation — the modulation in velocity of a beam of electrons or ions caused by passing the beam through a high-frequency electric field, as in a cavity resonator
- verdigris toadstool — a basidiomycetous fungus, Stropharia aeruginosa, having a distinctive and unusual blue-green cap and paler shaggy stem
- versa module europa — (hardware) (VME) A flexible open-ended bus system which makes use of the Eurocard standard. VME was introduced in 1981 by Motorola, Philips, Thompson, and Mostek. It was intended to be a flexible environment supporting a variety of computing intensive tasks, and has become a rather popular protocol in the computer industry. It is defined by the IEEE standard 1014-1987.
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- vulvovaginal glands — the small gland on either side of the lower part of the vagina
- wandering albatross — a large albatross, Diomedea exulans, of southern waters, having the plumage mostly white with dark markings on the upper parts.
- waste disposal unit — an electrically operated fitment in the plughole of a kitchen sink that breaks up food refuse so that it goes down the waste pipe
- wesleyan methodists — a branch of the Methodist Church in its original form
- what-do-you-call-it — whachamacallit.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- william howard taft — Helen Herron [her-uh n] /ˈhɛr ən/ (Show IPA), 1861–1943, U.S. First Lady 1909–13 (wife of William Howard Taft).
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.
- withdrawal syndrome — a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose.
- world day of prayer — the first Friday in Lent, during which Christians belonging to ecumenical communions pray for foreign missions.
- world heritage site — a natural or manmade area or structure which is recognized as being of international importance and therefore deserving special protection
- wouldn't harm a fly — If you say that someone wouldn't hurt a fly or wouldn't harm a fly, you are emphasizing that they are very kind and gentle.
- xenon tetrafluoride — a colorless, crystalline compound, XeF 4 , prepared by heating a gaseous mixture of fluorine and xenon.
- yellow-dog contract — a contract between a worker and an employer in which, as a condition of employment, the worker agrees not to remain in or join a union.
- yellowtail flounder — a righteyed flounder, Limanda ferruginea, inhabiting waters along the Atlantic coast of North America, having a yellowish tail fin and rusty-red spots on the body: once commercially important, now greatly reduced in number.