18-letter words containing o, s, b, u, c
- absolute viscosity — a full name for viscosity, used to distinguish it from kinematic viscosity and specific viscosity
- almoner's cupboard — a cupboard with pierced doors, formerly used as a storage place for food.
- antiscorbutic acid — vitamin C
- arbitration clause — a clause in a contract laying down that disputes between the parties should be settled by arbitration
- bachelor's-buttons — any of various plants of the daisy family with button-like flower heads
- back to square one — If you are back to square one, you have to start dealing with something from the beginning again because the way you were dealing with it has failed.
- backus normal form — Backus-Naur Form
- blissful ignorance — unawareness or inexperience of something unpleasant
- box-office success — a very successful film or play that earns a lot of money
- branch instruction — a machine-language or assembly-language instruction that causes the computer to branch to another instruction
- breach of security — an act that violates a country, area, or building's security measures
- break your silence — If someone breaks their silence about something, they talk about something that they have not talked about before or for a long time.
- bring someone luck — If you say that something brings bad luck or brings someone good luck, you believe that it has an influence on whether good or bad things happen to them.
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- bullnose stretcher — bull stretcher (def 1).
- bullnose-stretcher — Also called bullnose stretcher. a brick having one of the edges along its length rounded for laying as a stretcher in a sill or the like.
- bursa of fabricius — a lymphoid gland of the cloaca in birds, believed to function in disease resistance, and closing or disappearing as the bird ages.
- business education — education for general knowledge of business practices.
- cabernet sauvignon — a black grape originally grown in the Bordeaux area of France, and now throughout the wine-producing world
- 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)
- chebyshev equation — Tchebycheff equation.
- claustrophobically — In a claustrophobic way.
- coffee-table music — unadventurous music
- 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
- common-law husband — a man considered to be a woman's husband after the couple have cohabited for several years
- composition rubber — manufactured rubber
- connected subgraph — (mathematics) A connected graph consisting of a subset of the nodes and edges of some other graph.
- cool as a cucumber — very calm; self-possessed
- corpus christi bay — a bay in S Texas, at the mouth of the Nueces River.
- cumbrian mountains — a mountain range in NW England, in Cumbria. Highest peak: Scafell Pike, 977 m (3206 ft)
- deep-discount bond — a fixed-interest security that pays little or no interest but is issued at a substantial discount to its redemption value, thus largely substituting capital gain for income
- distribution class — form class
- distribution curve — the curve or line of a graph in which cumulative frequencies are plotted as ordinates and values of the variate as abscissas.
- fibonacci sequence — (mathematics) The infinite sequence of numbers beginning 1, 1, 2, 3, 5, 8, 13, ... in which each term is the sum of the two terms preceding it. The ratio of successive Fibonacci terms tends to the golden ratio, namely (1 + sqrt 5)/2.
- fibrocartilaginous — a type of cartilage having a large number of fibers.
- heat of combustion — the heat evolved when one mole of a substance is burnt in oxygen at constant volume
- hydrofluorocarbons — Plural form of hydrofluorocarbon.
- incommensurability — not commensurable; having no common basis, measure, or standard of comparison.
- lonely hearts club — a club for people who are trying to find a lover or a friend
- loschmidt's number — the number of molecules in one cubic centimeter of an ideal gas at standard temperature and pressure, equal to 2.687 × 10 19.
- multicast backbone — (MBONE) A virtual network on top of the Internet which supports routing of IP multicast packets, intended for multimedia transmission. MBONE gives public access desktop video communications. The quality is poor with only 3-5 frames per second instead of the 30 frames per second of commercial television. Its advantage is that it avoids all telecommunications costs normally associated with teleconferencing. An interesting innovation is the use of MBONE for audio communications and an electronic "whiteboard" where the computer screen becomes a shared workspace where two physically remote parties can draw on and edit shared documents in real-time.
- passive vocabulary — all the words, collectively, that a person can understand
- productivity bonus — an extra payment made to workers for being more productive or yielding more favourable results than normal
- pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
- publishing company — a firm which publishes books
- rubbish collection — the collection of domestic refuse for disposal
- second-degree burn — a burned place or area: a burn where fire had ripped through the forest.
- shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
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