18-letter words containing m, a, t, r
- fuming nitric acid — a colorless, yellowish, or brownish fuming corrosive liquid, usually prepared from nitric acid by the addition of excess nitrogen dioxide: used in organic synthesis for nitration, and as an oxidizer in liquid propellants for rockets.
- functional program — (language) A program employing the functional programming approach or written in a functional language.
- gamma distribution — a continuous two-parameter distribution from which the chi-square and exponential distributions are derived, written Gamma (α. β), where α and β are greater than zero, and defined in terms of the gamma function
- gas chromatography — a chromatograph used for the separation of volatile substances.
- gastroduodenostomy — See under gastroenterostomy.
- general san martin — a city in E Argentina, a suburb of Buenos Aires.
- generative grammar — a linguistic theory that attempts to describe the tacit knowledge that a native speaker has of a language by establishing a set of explicit, formalized rules that specify or generate all the possible grammatical sentences of a language, while excluding all unacceptable sentences. Compare transformational grammar.
- genetic algorithms — genetic algorithm
- gensym corporation — (company) A company that supplies software and services for intelligent operations management. Common applications include quality management, process optimisation, dynamic scheduling, network management, energy and environmental management, and process modelling and simulation. Their products include G2.
- gentleman-commoner — (formerly) a member of a class of commoners enjoying special privileges at Oxford University.
- geometrical optics — the branch of optics dealing with light as rays, especially in the study of the effects of lenses and mirrors on light beams and of their combination in optical instruments.
- german east africa — a former German territory in E Africa, the area now comprised of continental Tanzania and the independent republics of Rwanda and Burundi.
- go to the bathroom — use the toilet
- go with the stream — to conform to the accepted standards
- going to jerusalem — musical chairs.
- golden bantam corn — a horticultural variety of sweet corn having yellow kernels.
- good samaritan law — a law that exempts from legal liability persons, sometimes only physicians, who give reasonable aid to strangers in grave physical distress.
- grammatical gender — gender based on arbitrary assignment, without regard to the referent of a noun, as in French le livre (masculine), “the book,” and German das Mädchen (neuter), “the girl.”.
- grampian mountains — a mountain system of central Scotland, extending from the southwest to the northeast and separating the Highlands from the Lowlands. Highest peak: Ben Nevis, 1344 m (4408 ft)
- gravitational mass — the mass of a body as measured by its gravitational attraction for other bodies.
- gravity escapement — an escapement, used especially in large outdoor clocks, in which the impulse is given to the pendulum by means of a weight falling through a certain distance.
- grease the palm of — to influence by giving money to; bribe
- greater manchester — a metropolitan county in central England, with the city of Manchester as its center. 498 sq. mi. (1290 sq. km).
- gulf stream system — a major ocean-current system consisting of the Gulf Stream and the Florida and North Atlantic currents.
- gyromagnetic ratio — the ratio of the magnetic moment of a rotating charged particle to its angular momentum.
- hamilton's problem — Hamiltonian problem
- handlebar mustache — A handlebar mustache is a long thick mustache with curled ends.
- have money to burn — to have more money than one needs, so that some can be spent foolishly
- hearing impairment — partial deafness
- heart-lung machine — a device through which blood is shunted temporarily for oxygenation during surgery, while the heart or a lung is being repaired.
- heart-rate monitor — a machine that monitors or records a person's heart rate
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- higher mathematics — the advanced portions of mathematics, customarily considered as embracing all beyond ordinary arithmetic, geometry, algebra, and trigonometry.
- histomorphological — histology.
- home entertainment — the aggregate of appliances, as stero systems, television, videocassette recorders, or computers, used for diversion in the home.
- honour moderations — (at Oxford University) the first public examination, in which candidates are placed into one of three classes of honours
- honourable mention — If something that you do in a competition is given an honourable mention, it receives special praise from the judges although it does not actually win a prize.
- human rights group — a group that campaigns for human rights
- hydroflumethiazide — A diuretic drug.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- 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).
- hyperaldosteronism — aldosteronism.
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hypoparathyroidism — Diminished concentration of parathyroid hormone in the blood, which causes deficiencies of calcium and phosphorus compounds in the blood and results in muscular spasms.
- imaginary operator — An imaginary operator is the part of a complex number that defines the magnitude of the part of the complex number at right angles to the real number part.
- in comparison with — when compared to
- in inverted commas — If you say in inverted commas after a word or phrase, you are indicating that it is inaccurate or unacceptable in some way, or that you are quoting someone else.
- in terrorem clause — a clause in a will stating that a beneficiary who contests the will shall lose his or her legacy.
- in the affirmative — positively, by saying yes
- in the same breath — the air inhaled and exhaled in respiration.