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20-letter words containing h, r, m

  • keep your mouth shut — If you keep your mouth shut about something, you do not talk about it, especially because it is a secret.
  • lampbrush chromosome — a chromosome with looped projections resembling a brush
  • lavaliere microphone — a small microphone that hangs around the neck of a performer or speaker.
  • least-squares method — a method of estimating values from a set of observations by minimizing the sum of the squares of the differences between the observations and the values to be found.
  • 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.
  • like death warmed up — very ill
  • logarithmic function — a function defined by y = log bx, especially when the base, b, is equal to e, the base of natural logarithms.
  • lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
  • look homeward, angel — a novel (1929) by Thomas Wolfe.
  • lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
  • lutherville-timonium — a city in N Maryland, near Baltimore.
  • lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.
  • magdeburg hemisphere — one of a pair of hemispherical cups from which air can be evacuated when they are placed together: used to demonstrate the force of air pressure.
  • magnetoencephalogram — a record of the magnetic field of the brain. Abbreviation: MEG.
  • magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
  • mail exchange record — (messaging)   (MX Record) A DNS resource record type that says which SMTP server handles electronic mail for a particular domain. E.g. the MX record foo.co.uk. 1054 IN MX 10 mail.foo.co.uk. means that mail for an address like "[email protected]" should be sent to "mail.foo.co.uk". There can be several servers for a domain. The "10" is a priority - the server with the lowest number will be tried first.
  • make head (n)or tail — If you say that you cannot make head nor tail of something or you cannot make head or tail of it, you are emphasizing that you cannot understand it at all.
  • make head or tail of — to attempt to understand (a problem, etc)
  • make short shrift of — to dispose of quickly and unsympathetically
  • malpighian corpuscle — Also called kidney corpuscle, Malpighian body. the structure at the beginning of a vertebrate nephron, consisting of a glomerulus and its surrounding Bowman's capsule.
  • mannitol hexanitrate — a colorless, crystalline, water-insoluble, explosive solid, C 6 H 8 N 6 O 1 8 , used as a fulminating agent in percussion caps and in the treatment of hypertension and coronary insufficiency.
  • maria theresa thaler — a former silver coin of Austria, issued between 1740 and 1780 and used for trade with Ethiopia and other countries; Levant dollar.
  • master of the revels — an English court official from the late 15th to early 18th centuries responsible to the Lord Chamberlain for overseeing and paying for court entertainments.
  • matched-pairs design — (of an experiment) concerned with measuring the values of the dependent variables for pairs of subjects that have been matched to eliminate individual differences and that are respectively subjected to the control and the experimental condition
  • maternal health care — care for the health of a pregnant woman provided by a hospital or health centre
  • measure one's length — to fall, lie, or be thrown down at full length
  • mecklenburg-schwerin — a former state in NE Germany, formed in 1934 from two states (Mecklenburg-Schwerin and Mecklenburg-Strelitz)
  • member of the public — a member of the general population
  • membranous labyrinth — an intricate combination of paths or passages in which it is difficult to find one's way or to reach the exit. Synonyms: maze, network, web.
  • meta-dichlorobenzene — a colorless liquid, C 6 H 4 Cl 2 , soluble in alcohol and ether: used as a fumigant and insecticide.
  • methyl chloroformate — a colorless liquid, C 2 H 3 ClO 2 , used chiefly in organic synthesis.
  • methyl propyl ketone — a colorless, slightly water-soluble liquid, C 5 H 1 0 O, used chiefly as a solvent, especially in lacquers.
  • methyl styryl ketone — benzylidene acetone.
  • metric hundredweight — a unit of weight equivalent to 50 kilograms.
  • microelectrophoresis — any of several techniques for observing, by means of a microscope or an ultramicroscope, the electrophoresis of minute surface particles.
  • mischaracterizations — Plural form of mischaracterization.
  • moreton bay chestnut — an Australian leguminous tree, Castanospermum australe, having thin smooth bark and yellow or reddish flowers: used in furniture manufacture
  • mother of the chapel — (in British trade unions in the publishing and printing industries) a woman shop steward
  • mother-of-pearl moth — a pyralid moth, Pleuroptya ruralis, having a pale sheen, that is often seen around nettles, on which its green larvae feed
  • multiple inheritance — (programming)   In object-oriented programming, the possibility that a class may have more than one direct superclass in the class hierarchy. The opposite is single inheritance.
  • multipurpose vehicle — a large car, similar to a van, designed to carry up to eight passengers
  • multistep hydroplane — a motorship having a flat bottom built as a series of planes inclined forward, the ship planing on each from stem to stern as its speed increases.
  • music of the spheres — a music, imperceptible to human ears, formerly supposed to be produced by the movements of the spheres or heavenly bodies.
  • near someone's heart — dear or important to someone
  • near-market research — scientific research that, while not linked to the development of a specific product, is likely to be commercially exploitable
  • new jerusalem church — a sect founded in 1787, based on Swedenborgianism
  • north american plate — a major tectonic division of the earth's crust, comprising Greenland and the continent of North America and the suboceanic Labrador and North American Basins, and bounded on the east by the Mid-Atlantic Ridge, on the south by the Caribbean and South American Plates, and on the west by the San Andreas fault and Aleutian Trench.
  • north temperate zone — the part of the earth's surface between the tropic of Cancer and the Arctic Circle.
  • one's spiritual home — Your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there.
  • ophthalmodynamometer — a device for determining the nearest point of ocular convergence.
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