18-letter words containing a, s, t, o, u
- breach of security — an act that violates a country, area, or building's security measures
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- burkitt's lymphoma — a cancer characterized by tumors containing lymphoid cells, occurring esp. in children, in the jaw, eyes, and internal organs: it is associated with the Epstein-Barr virus
- business education — education for general knowledge of business practices.
- butler's sideboard — a sideboard, often with a fall front, having on its top a china cabinet with glazed doors.
- cabernet sauvignon — a black grape originally grown in the Bordeaux area of France, and now throughout the wine-producing world
- call into question — to raise a question or doubt about
- cambrian mountains — a mountain range in Wales, extending from Carmarthenshire in the S to Denbighshire in the N. Highest peak: Aran Fawddwy, 891 m (2970 ft)
- cartilaginous fish — any fish of the class Chondrichthyes, including the sharks, skates, and rays, having a skeleton composed entirely of cartilage
- cash-for-questions — of, involved in, or relating to a scandal in which some MPs were accused of accepting bribes to ask particular questions in Parliament
- catalogue raisonne — a descriptive catalogue, esp one covering works of art in an exhibition or collection
- catskill mountains — a mountain range in SE New York State: resort. Highest peak: Slide Mountain, 1261 m (4204 ft)
- caucasus mountains — a mountain range in SW Russia, running along the N borders of Georgia and Azerbaijan, between the Black Sea and the Caspian Sea: mostly over 2700 m (9000 ft). Highest peak: Mount Elbrus, 5642 m (18 510 ft)
- centum call second — (unit) (CCS) A unit used (in North America) to quantify the total traffic running in a network. 1 CCS is 100 call-seconds. That means 1 CCS could be 2 calls of 50 seconds duration or 20 calls of 5 seconds duration.
- charge of quarters — a member of the armed forces who handles administration in his or her unit, esp after duty hours
- chartered surveyor — (in Britain) a surveyor who is registered with the Royal Institution of Chartered Surveyors as having the qualifications, training, and experience to satisfy their professional requirements
- chebyshev equation — Tchebycheff equation.
- church of scotland — the established church in Scotland, Calvinist in doctrine and Presbyterian in constitution
- circulatory system — the system concerned with the transport of blood and lymph, consisting of the heart, blood vessels, lymph vessels, etc
- citizen journalism — the involvement of non-professionals in reporting news, esp in blogs and other websites
- claustrophobically — In a claustrophobic way.
- clean up one's act — to start to behave in a responsible manner
- coast-guard cutter — a cutter used by the U.S. Coast Guard.
- coastguard station — the headquarters or local offices of a coastguard
- coffee-table music — unadventurous music
- colloidal solution — a mixture having particles of one component, with diameters between 10 −7 and 10 −9 metres, suspended in a continuous phase of another component. The mixture has properties between those of a solution and a fine suspension
- combination square — an adjustable device for carpenters, used as a try square, miter square, level, etc.
- combustion chamber — an enclosed space in which combustion takes place, such as the space above the piston in the cylinder head of an internal-combustion engine or the chambers in a gas turbine or rocket engine in which fuel and oxidant burn
- combustion furnace — a furnace used in the laboratory to carry out elemental analysis of organic compounds
- community hospital — (in the US) a local hospital
- compassion fatigue — the inability to react sympathetically to a crisis, disaster, etc, because of overexposure to previous crises, disasters, etc
- complexity measure — (algorithm) A quantity describing the complexity of a computation.
- conceptual realism — the doctrine that universals have real and independent existence.
- conceptualisations — Plural form of conceptualisation.
- conceptualizations — Plural form of conceptualization.
- concrete universal — a principle that necessarily has universal import but is also concrete by virtue of its arising in historical situations.
- congregate housing — a type of housing in which each individual or family has a private bedroom or living quarters but shares with other residents a common dining room, recreational room, or other facilities.
- conjugate solution — a system of liquids, each partially miscible in the other, existing with a common interface, consisting of a saturated solution of one in the other.
- connected subgraph — (mathematics) A connected graph consisting of a subset of the nodes and edges of some other graph.
- consecrated ground — ground that has been made or declared sacred or holy, and is therefore suitable for Christian burial
- consequential loss — A consequential loss is a loss that follows another loss that is caused by a danger that has been insured against.
- constituency party — a branch of a political party operating within a constituency
- constitution state — Connecticut (used as a nickname).
- constitutional law — the body of law that evolves from a constitution, setting out the fundamental principles according to which a state is governed and defining the relationship between the various branches of government within the state.
- constitutionalized — Simple past tense and past participle of constitutionalize.
- construction paper — Construction paper is a type of stiff, colored paper that children use for drawing and for making things.
- contents insurance — the insurance for the personal property in a household
- continuation sheet — (in a document) a page that continues from the one before it, containing similar information
- continuous casting — a technique of casting ingots, bars, etc., in which the metal is poured into an open-ended mold, being withdrawn as it solidifies so that the solid portion of the piece retains the fluid portion within the mold.
- cornucopian thesis — the belief that, as long as science and technology continue to advance, growth can continue for ever because these new advances create new resources