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18-letter words containing e, c, o, i

  • goya (y lucientes) — Fran‧ˈcis‧co Jo‧ˈsé‧ de (fʀɑnˈθiskɔhɔˈsɛ ðɛ) ; fränt hēsˈk^ōh^ōseˈ the) 1746-1828; Sp. painter
  • grand council fire — a formal gathering of camp fire members requiring a minimum attendance of three troops.
  • great expectations — a novel (1861) by Charles Dickens.
  • greater pichiciego — an armadillo, Burmeisteria retusa, similar to, but larger than, a pichiciego
  • gregorian calendar — the reformed Julian calendar now in use, according to which the ordinary year consists of 365 days, and a leap year of 366 days occurs in every year whose number is exactly divisible by 4 except centenary years whose numbers are not exactly divisible by 400, as 1700, 1800, and 1900.
  • guidance counselor — advisor in schools
  • gyromagnetic ratio — the ratio of the magnetic moment of a rotating charged particle to its angular momentum.
  • haemorrhagic fever — any of a group of fevers, such as Ebola virus disease and yellow fever, characterized by internal bleeding or bleeding into the skin
  • heat of combustion — the heat evolved when one mole of a substance is burnt in oxygen at constant volume
  • hebdomadal council — the governing council or senate of Oxford University
  • heimlich manoeuvre — a technique in first aid to dislodge a foreign body in a person's windpipe by applying sudden upward pressure on the upper abdomen
  • helicopter gunship — military attack helicopter
  • helicopter station — a place where helicopters are kept in readiness for use
  • helmholtz function — the thermodynamic function of a system that is equal to its internal energy minus the product of its absolute temperature and entropy: A decrease in the function is equal to the maximum amount of work available during a reversible isothermal process.
  • hemicorporectomies — Plural form of hemicorporectomy.
  • hemorrhoidectomies — Plural form of hemorrhoidectomy.
  • heptadecanoic acid — a colourless crystalline water-insoluble carboxylic acid used in organic synthesis. Formula: CH3(CH2)15COOH
  • herringbone stitch — a type of cross-stitch in embroidery similar to the catch stitch in sewing, consisting of an overlapped V -shaped stitch that when worked in a continuous pattern produces a twill-weave effect.
  • heteroscedasticity — (statistics) The property of a series of random variables of 'not' every variable having the same finite variance.
  • heteroskedasticity — Alternative spelling of heteroscedasticity.
  • hexachlorobiphenyl — (organic compound) Either of forty-two isomers of the polychlorinated biphenyl containing six chlorine atoms.
  • high speed connect — (hardware)   (HSC) A Hewlett-Packard bus like EISA.
  • higher-order macro — A means of expressing certain higher-order functions in a first order language. Proposed by Phil Wadler. Higher-order macros cannot be recursive at the top level but they may contain recursive definitions. E.g. See partial evaluation.
  • hippocratic facies — the sallow facial expression, with listless staring eyes, often regarded as denoting approaching death
  • historical geology — the branch of geology dealing with the history of the earth.
  • historical present — the present tense used in narrating a past event as if happening at the time of narration.
  • homeowner's policy — a form of home insurance that provides compensation for damage, loss, or injury of property, personal belongings, or persons due to fire, theft, accidents, etc.
  • honeysuckle family — the plant family Caprifoliaceae, typified by shrubs and woody vines having opposite leaves, clusters of usually flaring, narrow, tubular flowers, and various types of fruit, and including the elder, honeysuckle, snowberry, twinflower, and viburnum.
  • horseless carriage — an automobile: The horse and buggy were eventually replaced by the horseless carriage.
  • hot-water cylinder — a vertical cylindrical tank for storing hot water, esp an insulated one made of copper used in a domestic hot-water system
  • hotel receptionist — a person who looks after guests when they first arrive at a hotel, checking them in, giving them their keys, etc
  • hydroxyacetic acid — glycolic acid.
  • hydroxychloroquine — a colorless crystalline solid, C 18 H 26 ClN 3 O, used in the treatment of malaria, lupus erythematosus, and rheumatoid arthritis.
  • hyper-metaphorical — a figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance, as in “A mighty fortress is our God.”. Compare mixed metaphor, simile (def 1).
  • hypercholesteremia — Alternative spelling of hypercholesteraemia.
  • hyperconcentration — the act of concentrating; the state of being concentrated.
  • hypernationalistic — a person devoted to nationalism.
  • hypochromic anemia — an anemia characterized by an abnormally low concentration of hemoglobin in the red blood cells, often due to iron deficiency.
  • hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
  • hypogastric artery — iliac artery (def 3).
  • hypophysis cerebri — the master endocrine gland, attached by a stalk to the base of the brain.
  • hysterical reasons — (Or "hysterical raisins") A variant on the stock phrase "for historical reasons", indicating specifically that something must be done in some stupid way for backward compatibility, and moreover that the feature it must be compatible with was the result of a bad design in the first place. "All IBM PC video adaptors have to support MDA text mode for hysterical reasons." Compare bug-for-bug compatible.
  • ideas of reference — a schizophrenic symptom in which the patient thinks that things completely disconnected from him are influencing him or conveying messages to him
  • identification tag — either of two oblong metal tags, issued to armed forces personnel, on which are impressed the serial number, name, etc., of the person to whom it is issued, and carried on or about the person at all times.
  • ignition interlock — interlock (def 10).
  • immunodeficiencies — Plural form of immunodeficiency.
  • immunofluorescence — any of various techniques for detecting an antigen or antibody in a sample by coupling its specifically interactive antibody or antigen to a fluorescent compound, mixing with the sample, and observing the reaction under an ultraviolet-light microscope.
  • imploded consonant — a consonant which is pronounced with or by implosion
  • in accordance with — conforming to
  • in complete flower — a flower without one or more of the normal parts, as carpels, sepals, petals, pistils, or stamens.
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