20-letter words containing c, e, t, y
- equity-linked policy — an insurance or assurance policy in which premiums are invested partially or wholly in ordinary shares for the eventual benefit of the beneficiaries of the policy
- 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
- essential complexity — (programming) A measure of the "structuredness" of a program.
- essential fatty acid — any fatty acid required by the body in manufacturing prostaglandins, found in such foods as oily fish and nuts
- existentialistically — In an existentialist manner.
- faculty of advocates — the college or society of advocates in Scotland
- frequency modulation — FM.
- fully-fitted kitchen — a kitchen fitted with units and appliances such as an oven, dishwasher, etc
- fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
- genetically modified — biologically altered
- glyceryl monoacetate — acetin.
- gravimetric analysis — analysis by weight.
- greek-letter society — any student fraternity or sorority in a US university or college, usually using Greek letters in their title
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- hieroglyphic hittite — an extinct language of the Anatolian branch of Indo-European, written in a pictographic script in Syria c1200–c600 b.c.: the same language as written in cuneiform in Anatolia is known as Luwian.
- high-energy particle — Physics
- hire-purchase system — a system of payment for a commodity in regular installments while using it.
- honeysuckle ornament — anthemion.
- hydrostatic pressure — Hydrostatic pressure is the pressure exerted by a liquid that depends on how deep it is.
- hyperadrenocorticism — Cushing's syndrome.
- hyperbolic cotangent — a hyperbolic function that is the ratio of cosh to sinh, being the reciprocal of tanh; coth
- hypercholesterolemia — the presence of an excessive amount of cholesterol in the blood.
- hypercholesterolemic — (pathology) Of, pertaining to, or having hypercholesterolemia.
- hyperhomocysteinemia — (medicine) The presence of an excessive amount of homocysteine in the blood.
- hypodermic injection — the injection of a medicine or drug under the skin
- immunohistochemistry — the application of immunologic techniques to the chemical analysis of cells and tissues.
- in a class by itself — unique
- incorporated company — a legally constituted company
- incremental analysis — (testing) Partial analysis of an incomplete product to allow early feedback on its development.
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- integrity constraint — (database) A constraint (rule) that must remain true for a database to preserve data integrity. Integrity constraints are specified at database creation time and enforced by the database management system. Examples from a genealogical database would be that every individual must be their parent's child or that they can have no more than two natural parents.
- intercalary meristem — meristem in the internode of a stem.
- interplanetary space — the region of space occurring around the sun and planets of the solar system. The density is normally negligible although cosmic rays, meteorites, gas clouds, etc, can occur
- juno and the paycock — a play (1924) by Sean O'Casey.
- kentucky coffee tree — a tall North American tree, Gymnocladus dioica, of the legume family, the seeds of which (Kentucky coffee beans) were formerly used as a substitute for coffee beans.
- lafayette escadrille — a contingent of American aviators who in 1916 served as volunteers (Escadrille Américaine) in the French air force and in 1918 became the 103rd Pursuit Squadron of the U.S. Army.
- linguistic geography — dialect geography.
- liquidity preference — (in Keynesian economics) the degree of individual preference for cash over less liquid assets.
- lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
- longitude by account — the longitude of the position of a vessel as estimated by dead reckoning.
- lost property office — room for mislaid objects
- lower layer protocol — (networking, protocol) (LLP, or lower-layer protocol) Any protocol residing in OSI layers one to four. These protocols package, route, verify and transmit datagrams. A prime example would be TCP/IP. Lower layer protocols support the upper layer protocols.
- magical mystery tour — something exciting and mysterious; esp an exploration of a new place where somebody being shown or taken around does not know where exactly they will be going
- magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
- mary, queen of scots — family name Stuart. 1542–87, queen of Scotland (1542–67); daughter of James V of Scotland and Mary of Guise. She was married to Francis II of France (1558–60), her cousin Lord Darnley (1565–67), and the Earl of Bothwell (1567–71), who was commonly regarded as Darnley's murderer. She was forced to abdicate in favour of her son (later James VI of Scotland) and fled to England. Imprisoned by Elizabeth I until 1587, she was beheaded for plotting against the English crown
- megabytes per second — (unit) (MBps, MB/s) Millions of bytes per second. A unit of data rate. 1 MB/s = 1,000,000 bytes per second (not 1,048,576).
- megakaryocytopoiesis — (biology) The cellular development process that leads to platelet production.
- methyl chloroformate — a colorless liquid, C 2 H 3 ClO 2 , used chiefly in organic synthesis.
- methylbenzyl acetate — methylphenylcarbinyl acetate.