18-letter words containing y, e, n, t
- center of symmetry — a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances.
- chebyshev equation — Tchebycheff equation.
- chrétien de troyes — 12th century, French poet, who wrote the five Arthurian romances Erec; Cligès; Lancelot, le chevalier de la charette; Yvain, le chevalier au lion; and Perceval, le conte del Graal (?1155–?1190), the first courtly romances
- cognitive ethology — a branch of ethology concerned with the influence of conscious awareness and intention on the behaviour of an animal
- color transparency — a positive color image photographically produced on transparent film or glass and viewed by transmitted light, usually by projection.
- commodity exchange — an exchange where commodities are traded
- community language — a language spoken by members of a minority group or community within a majority language context
- community medicine — medical services for a particular area
- community property — the joint ownership of the property of a husband and wife
- complementary base — either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA.
- complementary gene — one of a pair of genes, each from different loci, that together are required for the expression of a certain characteristic
- computer telephony — Computer Telephone Integration
- conductivity water — water that has a conductivity of less than 0.043 × 10–6 S cm–1
- conservative party — The Conservative Party is the main right-of-centre party in Britain.
- constituency party — a branch of a political party operating within a constituency
- continental system — French system.
- cornell university — (body, education) A US Ivy League University founded in 1868 by businessman Ezra Cornell and respected scholar Andrew Dickson White. Cornell includes thirteen colleges and schools. On the Ithaca campus are the seven undergraduate units and four graduate and professional units. The Medical College and the Graduate School of Medical Sciences are in New York City. Cornell has 13,300 undergraduates and 6,200 graduate and professional students. See also Concurrent ML, Cornell Theory Center, Cornell University Programming Language, CU-SeeMe, ISIS.
- coronary care unit — a unit in a hospital dedicated to treating coronary heart disease
- coronary-care unit — a specialized hospital unit for the early care and treatment of heart-attack patients. Abbreviation: CCU.
- corporate identity — business brand
- cot death syndrome — the unexplained sudden death of an infant during sleep
- counter-hypothesis — a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, either asserted merely as a provisional conjecture to guide investigation (working hypothesis) or accepted as highly probable in the light of established facts.
- countercyclicality — The quality of being countercyclical.
- counterintuitively — In a manner contrary to intuition or common sense.
- countryside agency — (in England) a government agency that promotes the conservation and enjoyment of the countryside and aims to stimulate employment in rural areas
- cranial osteopathy — osteopathy that focuses on the cranium and the spine
- credibility rating — a supposed measure of how far a person can be believed or trusted
- cry one's eyes out — to weep bitterly
- crystal microphone — a microphone that uses a piezoelectric crystal to convert sound energy into electrical energy
- current efficiency — the ratio of the actual mass of a substance liberated from an electrolyte by the passage of current to the theoretical mass liberated according to Faraday's law
- cut one's eyeteeth — to become experienced or sophisticated
- cycle of indiction — indiction (def 3).
- cycle-of-indiction — a proclamation made every 15 years in the later Roman Empire, fixing the valuation of property to be used as a basis for taxation.
- cyclopean concrete — concrete containing stones larger than 6 inches (15 cm).
- cytoarchitectonics — Cytoarchitecture.
- daisywheel printer — (printer) A kind of impact printer where the characters are arranged on the ends of the spokes of a wheel (resembling the petals on a daisy). The wheel (usually made of plastic) is rotated to select the character to print and then an electrically operated hammer mechanism bends the selected spoke forward slightly, sandwiching an ink ribbon between the character and the paper, as in a typewriter. One advantage of this arrangement over that of a typewriter is that different wheels may be inserted to produce different typefaces.
- daytime television — television broadcasts that are shown during the daytime rather than in the evening
- deficiency account — an account summarizing the financial condition of an individual or company in danger of bankruptcy.
- deficiency payment — a payment made to a commodity producer that represents the difference between the market price and the guaranteed price
- developing country — a nonindustrialized poor country that is seeking to develop its resources by industrialization
- development system — a computer system, including hardware and software, that is specifically designed to aid in the development of software and interfaces
- didot point system — a Continental system of measurement for type, based on a unit of 0.0148 inches (0.3759 mm).
- dietary supplement — a substance taken in addition to what you eat in order to promote health
- digital technology — the branch of scientific or engineering knowledge that deals with the creation and practical use of digital or computerized devices, methods, systems, etc.: advances in digital technology.
- dimethyltryptamine — a hallucinogenic drug, C 12 H 16 N 2 , with an action of short duration. Abbreviation: DMT.
- disability pension — a pension paid to people who are unable to continue to work because of a disability
- disorderly conduct — any of various petty misdemeanors, generally including nuisances, breaches of the peace, offensive or immoral conduct in public, etc.
- disproportionately — not proportionate; out of proportion, as in size or number.
- distress frequency — a radio frequency band reserved for emergency signals from aircraft or ships in distress.
- doctype decoration — (humour) When a web author adds a doctype declaration but doesn't bother to write valid HTML.