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17-letter words containing c, l

  • gause's principle — the principle that similar species cannot coexist for long in the same ecological niche
  • genealogical tree — family tree.
  • general discharge — a discharge from military service of a person who has served honorably but who has not met all the conditions of an honorable discharge.
  • general insurance — insurance (such as house insurance and car insurance) that does not insure someone's life
  • general secretary — the chief administrator of an organization
  • general semantics — a philosophical approach to language, developed by Alfred Korzybski, exploring the relationship between the form of language and its use and attempting to improve the capacity to express ideas.
  • genetic algorithm — (GA) An evolutionary algorithm which generates each individual from some encoded form known as a "chromosome" or "genome". Chromosomes are combined or mutated to breed new individuals. "Crossover", the kind of recombination of chromosomes found in sexual reproduction in nature, is often also used in GAs. Here, an offspring's chromosome is created by joining segments choosen alternately from each of two parents' chromosomes which are of fixed length. GAs are useful for multidimensional optimisation problems in which the chromosome can encode the values for the different variables being optimised.
  • geographical mile — nautical mile.
  • geological survey — U.S. Government. a division of the Department of the Interior, created in 1879, that studies the nation's water and mineral resources, makes topographic surveys, and classifies and leases public lands.
  • gestatorial chair — a ceremonial chair on which the pope is carried
  • gigaelectron volt — one billion electron-volts. Abbreviation: GeV, Gev.
  • glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
  • globus hystericus — the sensation of having a lump in the throat or difficulty in swallowing for which no medical cause can be found.
  • glove compartment — a compartment in the dashboard of an automobile for storing small items.
  • glycosaminoglycan — any of a class of polysaccharides derived from hexosamine that form mucins when complexed with proteins: formerly called mucopolysaccharide.
  • glycosphingolipid — (biochemistry) a lipid that contains at least one monosaccharide unit and either a sphingoid or a ceramide.
  • glymphatic system — Anatomy. the system or process by which cerebrospinal fluid moves through channels formed by glia, cleansing the mammalian brain of harmful waste.
  • go for the collar — to go without a hit in a game
  • go like hot cakes — to be sold very quickly or in large quantities
  • good-time charlie — an affable, sociable, pleasure-loving man.
  • graafian follicle — one of the small vesicles containing a developing ovum in the ovary of a mammal.
  • grand climacteric — Physiology. a period of decrease of reproductive capacity in men and women, culminating, in women, in the menopause.
  • grand union canal — a canal in S England linking London and the Midlands: opened in 1801
  • grandfather clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
  • grandmother clock — a pendulum clock similar to a grandfather's clock but shorter.
  • graphic equalizer — an equalizer in an audio system that is controlled by sliders that show graphically and correct the frequency response within the preset frequency range.
  • greater celandine — celandine (def 1).
  • greenland current — the ocean current flowing clockwise around S Greenland.
  • greenwich village — a section of New York City, in lower Manhattan: inhabited and frequented by artists, writers, and students.
  • grey-faced petrel — a dark-coloured New Zealand petrel, Pterodroma macroptera gouldi
  • guglielmo marconi — Guglielmo [goo-lyel-maw] /guˈlyɛl mɔ/ (Show IPA), Marchese, 1874–1937, Italian electrical engineer and inventor, especially in the field of wireless telegraphy: Nobel Prize in physics 1909.
  • guilty conscience — Your conscience is the part of your mind that tells you whether what you are doing is right or wrong. If you have a guilty conscience, you feel guilty about something because you know it was wrong. If you have a clear conscience, you do not feel guilty because you know you have done nothing wrong.
  • gunboat diplomacy — diplomatic relations involving the use or threat of military force, especially by a powerful nation against a weaker one.
  • haematocrystallin — Alternative form of hematocrystallin.
  • hairline fracture — a very fine crack in a bone
  • half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
  • hall of residence — Halls of residence are buildings with rooms or flats, usually built by universities or colleges, in which students live during the term.
  • hamiltonian cycle — Hamiltonian problem
  • hammer and sickle — the emblem of the Soviet Union, adopted in 1923 and consisting of an insignia of a hammer with its handle across the blade of a sickle and a star above.
  • hammered dulcimer — dulcimer (sense 1)
  • hard rock geology — (loosely) of or relating to igneous or metamorphic rocks, as in mining (hard-rock mining) and geology (hard-rock geology)
  • hard-shelled clam — quahog
  • hard-shelled crab — a crab, esp. an edible sea crab, before it has shed its hard shell
  • harmonic analysis — the calculation of Fourier series and their generalization.
  • harmonic interval — an intervening period of time: an interval of 50 years.
  • haroun-al-raschid — Harun al-Rashid.
  • health care proxy — a legal document in which a person can appoint someone to make decisions about medical treatment in the event that he or she is no longer mentally competent or able to communicate.
  • heimlich maneuver — an emergency rescue procedure for application to someone choking on a foreign object, in which the rescuer places a fist between the victim's lower ribs or upper abdomen from behind and exerts sudden pressure in the form of thrusts of sufficient force to help eject the object from the windpipe.
  • helicopter parent — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
  • hemiglossectomies — Plural form of hemiglossectomy.
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