20-letter words containing a, i, r, o, u, t

education department — the department of a local authority that is concerned with education, or the government department concerned with education
eleanor of aquitaine — ?1122–1204, queen of France (1137–52) by her marriage to Louis VII and queen of England (1154–89) by her marriage to Henry II; mother of the English kings Richard I and John
electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
electromagnetic pump — a device for pumping liquid metals by placing a pipe between the poles of an electromagnet and passing a current through the liquid metal
electromagnetic unit — any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure number
electronic signature — electronic proof of a person's identity
elementary education — the first six to eight years of a child's education
elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
entry qualifications — the qualifications people wishing to enter an organization, university, etc, have to have
equilibrium constant — The equilibrium constant is the ratio between the amount of reactants and the amount of product for a particular chemical reaction, used to calculate chemical behavior.
equivalence relation — (mathematics) A relation R on a set including elements a, b, c, which is reflexive (a R a), symmetric (a R b => b R a) and transitive (a R b R c => a R c). An equivalence relation defines an equivalence class. See also partial equivalence relation.
erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
estrela mountain dog — a sturdy well-built dog of a Portuguese breed with a long thick coat and a thick tuft of hair round the neck, often used as a guard dog
factor of production — any instrument, agent, etc., employed in the production of goods and services.
federal constitution — Constitution of the United States.
for your information — (FYI) A subseries of RFCs that are not technical standards or descriptions of protocols. FYIs convey general information about topics related to TCP/IP or the Internet. See also STD.
fourth international — a loose federation of small groups of radical socialists formed in 1936 under the leadership of Leon Trotsky and hostile to the Soviet Union. Compare international (def 6).
fractionating column — a long vertical cylinder used in fractional distillation, in which internal reflux enables separation of high and low boiling fractions to take place
frankfurt horizontal — Craniometry. the plane established when right and left poria and left orbitale are in the same horizontal plane.
freight pass-through — a special allowance or discounted price given a bookseller or bookstore by a publishing house for paying the freight charge on a shipment of books ordered: so called because the shipping charge is passed on to the consumer by an increase in the suggested retail price for each book. Abbreviation: FPT.
frequency modulation — FM.
fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
gastroduodenostomies — Plural form of gastroduodenostomy.
general postal union — former name of Universal Postal Union. Abbreviation: GPU.
gorno-altai republic — a constituent republic of S Russia: mountainous, rising over 4350 m (14 500 ft) in the Altai Mountains of the south. Capital: Gorno-Altaisk. Pop: 202 900 (2002). Area: 92 600 sq km (35 740 sq miles)
grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
gravitational radius — Schwarzschild radius.
green mountain state — Vermont (used as a nickname).
group representation — representation in a governing body on the basis of interests rather than by geographical location.
happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
hospitality industry — the hotel and accommodation industry
houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
human interest story — news item about people's lives
human-interest story — a story or report, as in a newspaper or on a newscast, designed to engage attention and sympathy by enabling one to identify readily with the people, problems, and situations described.
hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
hydrostatic pressure — Hydrostatic pressure is the pressure exerted by a liquid that depends on how deep it is.
imported currantworm — the larva of any of several insects, as a sawfly, Nematus ribesii (imported currantworm) which infests and feeds on the leaves and fruit of currants.
in (or out of) gear — (not) connected to the motor
in (or out of) play — in (or not in) the condition for continuing play
in a state of nature — completely naked
in the lap of luxury — If you say that someone lives in the lap of luxury, you mean that they live in conditions of great comfort and wealth.
in the nature of sth — If you say that one thing is in the nature of another, you mean that it is like the other thing.
in-service education — training and education given to employed teachers throughout their career
indian cucumber root — a North American plant, Medeola virginiana, of the lily family, having whorled leaves, nodding, greenish-yellow flowers, and an edible root.
industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
industrial relations — (used with a plural verb) the dealings or relations of an industrial concern with its employees, with labor in general, with the public, etc.

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