20-letter words containing c, l, e, f
- frequency modulation — FM.
- friedrich max müller — Friedrich Max [free-drik maks;; German free-drikh mahks] /ˈfri drɪk mæks;; German ˈfri drɪx mɑks/ (Show IPA), 1823–1900, English Sanskrit scholar and philologist born in Germany.
- frontenac et palluau — Comte de (Louis de Buade) 1620?–98, French governor of New France 1672–82, 1689–98.
- 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.
- fundamental constant — a physical constant, such as the gravitational constant or speed of light, that plays a fundamental role in physics and chemistry and usually has an accurately known value
- fundamental particle — elementary particle.
- fundamental research — research carried out to deepen understanding of the fundamental or basic principles of something
- fundamental sequence — an infinite sequence, x 1 , x 2 , …, whose terms are points in Ek, in which there exists a point y such that the limit as n goes to infinity of xn = y if and only if for every ε>0, there exists a number N such that i > N and j > N implies | xi − xj |< ε. Also called Cauchy sequence, convergent sequence. Compare complete (def 10b).
- genetically modified — biologically altered
- group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
- in a class by itself — unique
- in flagrante delicto — Law. in the very act of committing the offense.
- intelligence officer — a military officer responsible for collecting and processing data on hostile forces, weather, and terrain.
- joint life insurance — life insurance covering two or more persons, the benefits of which are paid after the first person dies.
- joule-thomson effect — the change of temperature that a gas exhibits during a throttling process, shown by passing the gas through a small aperture or porous plug into a region of low pressure.
- justifiable homicide — murder committed under extenuating circumstances
- kill the fatted calf — the young of the domestic cow or other bovine animal.
- la canada-flintridge — a town in SW California.
- 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.
- land-office business — a lively, booming, expanding, or very profitable business.
- last of the mohicans — a historical novel (1826) by James Fenimore Cooper.
- life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
- lifetime achievement — the notable successes that someone achieves during their life
- lighthouse coffeepot — a coffeepot of the late 17th and 18th centuries, having a tapering, circular body with a domed lid.
- like a ton of bricks — (used esp of the manner of punishing or reprimanding someone) with great force; severely
- liquidity preference — (in Keynesian economics) the degree of individual preference for cash over less liquid assets.
- lost property office — room for mislaid objects
- margaret of scotland — Saint. 1045–93, queen consort of Malcolm III of Scotland. Her piety and benefactions to the church led to her canonization (1250). Feast days: June 10, Nov 16
- member of the public — a member of the general population
- methyl chloroformate — a colorless liquid, C 2 H 3 ClO 2 , used chiefly in organic synthesis.
- microsoft sql server — (database) A relational database management system (RDBMS) which is part of Microsoft's BackOffice family of servers. SQL Server was designed for client/server use and is accessed by applications using SQL. It runs on Windows NT version 3.5 or higher and is compliant with the ANSI SQL-92 and FIPS 127-2 SQL standards. SQL Server supports symmetric multiprocessing hardware; SNMP, ODBC, and major open standard communications protocols. It has Internet integration, data replication, and data warehousing features. Microsoft SQL Server was originally developed by Sybase Corporation but the cooperation was broken sometime [when?] before version 6.0.
- mitral insufficiency — abnormal closure of the mitral valve resulting in regurgitation of blood into the atrium and leading to reduced heart function or heart failure.
- mother of the chapel — (in British trade unions in the publishing and printing industries) a woman shop steward
- no lack of something — If you say there is no lack of something, you are emphasizing that there is a great deal of it.
- normal zeeman effect — the dividing of a spectral line or lines as a result of placing a radiation source in a magnetic field. The division consists of three equally spaced lines (normal Zeeman effect) in systems for which the spin quantum number is zero, or of three or more unequally spaced lines (anomalous Zeeman effect) in systems for which the spin quantum number is not zero.
- of no/little account — If you say that something is of no account or of little account, you mean that it is very unimportant and is not worth considering.
- official secrets act — law: legislation protecting state secret
- olfactory anesthesia — absence or loss of the sense of smell.
- on the factory floor — in a factory; as a factory worker
- ousterhout's fallacy — Ousterhout's dichotomy
- paper qualifications — qualifications gained through official examinations, etc, rather than through experience
- parametric amplifier — a device, as an electron tube or transistor, that amplifies a high-frequency input signal by sinusoidally varying the reactance of the circuit.
- peaceful coexistence — competition without war, or a policy of peace between nations of widely differing political systems and ideologies, especially between Communist and non-Communist nations: peaceful coexistence between the U.S. and the Soviet Union.
- permonosulfuric acid — persulfuric acid (def 1).
- pest control officer — a person who gets rid of pests such as rats and mice
- photoelectric effect — the phenomenon in which the absorption of electromagnetic radiation, as light, of sufficiently high frequency by a surface, usually metallic, induces the emission of electrons from the surface.
- piezoelectric effect — the property exhibited by some nonconducting crystals of becoming electrically polarized when mechanically strained and of becoming mechanically strained when an electric field is applied.
- pledge of allegiance — a solemn oath of allegiance or fidelity to the U.S., beginning, “I pledge allegiance to the flag,” and forming part of many flag-saluting ceremonies in the U.S.
- post office protocol — (messaging, protocol) (POP) A protocol designed to allow single-user computers to retrieve electronic mail from a POP server via TCP/IP. The default port is 110. The POP server might be a computer with a permanent Internet connection whereas its clients might only connect to it occasionally, e.g. by modem. There are (in 1994) three versions: POP, POP2, and POP3. Later versions are NOT compatible with earlier ones.