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20-letter words containing a, c, r, o, p, l

  • judicial proceedings — any action involving or carried out by a court of law
  • 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.
  • 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.
  • light the touchpaper — to do something that will cause much anger or excitement
  • linguistic geography — dialect geography.
  • lower layer protocol — (networking, protocol)   (LLP, or lower-layer protocol) Any protocol residing in OSI layers one to four. These protocols package, route, verify and transmit datagrams. A prime example would be TCP/IP. Lower layer protocols support the upper layer protocols.
  • lunisolar precession — the principal component of the precession of the equinoxes, produced by the gravitational attraction of the sun and the moon on the equatorial bulge of the earth.
  • magnetoencephalogram — a record of the magnetic field of the brain. Abbreviation: MEG.
  • 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.
  • material implication — equivalence (def 4a).
  • medical practitioner — doctor
  • missionary apostolic — an honorary title conferred by the pope on certain missionaries.
  • mother of the chapel — (in British trade unions in the publishing and printing industries) a woman shop steward
  • multiplicative group — a group in which the operation of the group is multiplication.
  • multistorey car park — a car park consisting of several levels
  • neapolitan ice cream — variously flavored and colored ice cream and ice mixtures frozen in layers.
  • nephroangiosclerosis — (pathology) sclerosis of the renal arterioles.
  • net national product — the gross national product less allowance for depreciation of capital goods. Abbreviation: NNP.
  • neurophysiologically — In terms of, or with regard to, neurophysiology.
  • neuropsychiatrically — In terms of neuropsychiatry.
  • neuropsychologically — In terms of or by means of neuropsychology.
  • nonrepeating decimal — a decimal representation of any irrational number, having the property that no sequence of digits is repeated ad infinitum.
  • 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 celestial pole — the point of intersection of the earth's extended axis and the northern half of the celestial sphere, lying about 1° from Polaris
  • occupational therapy — a form of therapy in which patients are encouraged to engage in vocational tasks or expressive activities, as art or dance, usually in a social setting.
  • omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
  • open learning centre — an establishment which provides further education on a flexible part-time basis
  • operational calculus — a method for solving a differential equation by treating differential operators as ordinary algebraic quantities, thus obtaining a simpler problem.
  • optical mark reading — the reading of marks by an optical device whereby the information can be stored in machine-readable form
  • pale western cutworm — the larva of a noctuid moth, Agrotis orthogonia, of the western U.S. and Canada, that seriously damages grains, beets, potatoes, alfalfa, etc., by feeding underground on roots and stems.
  • paper qualifications — qualifications gained through official examinations, etc, rather than through experience
  • para-dichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
  • particle accelerator — accelerator (def 7).
  • particle beam weapon — a weapon that fires particle beams into the atmosphere or space
  • particulars of claim — (in England) the first reading made by the claimant in a county court action, showing the facts upon which he or she relies in support of a claim and the relief asked for
  • peasecod breastplate — a breastplate having a long central ridge terminating in a raised area overhanging the waistline.
  • peculiar institution — black slavery in the southern U.S. before the Civil War.
  • pedro juan caballero — a city in E central Paraguay.
  • people's paths cross — If you cross someone's path or if your paths cross, you meet them by chance.
  • peremptory challenge — a formal objection to the service of a juror by a party to a criminal prosecution or a civil action that requires no showing of cause.
  • permonosulfuric acid — persulfuric acid (def 1).
  • peroxyacetyl nitrate — an unstable nitrogen compound, found in certain types of smog, that is an irritant, esp. to the eyes and to plants
  • peroxysulphuric acid — a white hygroscopic crystalline unstable oxidizing acid. Formula: H2SO5
  • perpendicular gothic — the style of Gothic architecture in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
  • personal cleanliness — physical cleanliness; the cleanliness of a person's body and habits
  • phenylpropyl acetate — a colorless, water-insoluble liquid, C 1 0 H 1 2 O 2 , used chiefly in perfumery.
  • photogelatin process — collotype (def 1).
  • phthalocyanine green — a pigment used in painting, derived from chlorinated copper phthalocyanine and characterized chiefly by its intense green color and permanence.
  • physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
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