18-letter words containing a, m, p
- macro preprocessor — preprocessor
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- magnetic amplifier — an amplifier that applies the input signal to a primary winding and feeds an alternating current to a secondary winding where this current is modulated by the variations in the primary winding.
- magnetic potential — a scalar quantity, analogous to the electric potential, defined at each point in a given magnetic field to be equal to the work done in bringing a unit north pole from infinity to the point.
- magnetic tape unit — a computer device that moves reels of magnetic tape past read-write heads so that data can be transferred to or from the computer
- make (one's) peace — If you make peace with someone or make your peace with them, you put an end to your quarrel with them, often by apologizing.
- make a practice of — be in the habit of
- make an appearance — the act or fact of appearing, as to the eye or mind or before the public: the unannounced appearance of dinner guests; the last appearance of Caruso in Aïda; her first appearance at a stockholders' meeting.
- make an impression — have impact
- make up one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- maksutov telescope — a reflecting telescope in which coma and spherical aberration are reduced to a minimum by a combination of a spherical mirror and a meniscus lens placed inside the radius of curvature of the mirror.
- malpighian tubules — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
- management company — a company that manages a unit trust
- many happy returns — When it is someone's birthday, people sometimes say 'Many happy returns' to them as a way of greeting them.
- maritime provinces — region in Canada
- market opportunity — a situation in which a company can meet an unsatisfied customer need before its competitors
- marketing campaign — a series of coordinated activities designed to help market a product
- marsilius of padua — c1280–1343? Italian scholar and political theorist.
- maternity hospital — birthing facility
- may flower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
- means of transport — vehicle or system of travel
- medical profession — the body of people who work as doctors of medicine
- melville peninsula — a peninsula in N Canada, SE of the Gulf of Boothia. 250 miles (405 km) long.
- membrane transport — the process by which physiologically important substances, such as calcium ions, sugars, etc, are conveyed across a biological membrane
- mercury-vapor lamp — a lamp producing a light with a high actinic and ultraviolet content by means of an electric arc in mercury vapor.
- mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
- metamorphic facies — Geology. a group of metamorphic rock units characterized by particular mineralogic associations.
- methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
- mexican fire-plant — a showy plant, Euphorbia heterophylla, of the spurge family, growing in the central U.S. to central South America, having red or mottled red and white bracts.
- mexican gold poppy — an annual wildflower, Eschscholzia mexicana, having orange-gold, cup-shaped flowers, found in dry, mountainous regions of western North America.
- mezzo-soprano clef — a C clef locating middle C on the line next to the lowest line of the staff.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- micrometer caliper — calipers with a micrometer screw, for extremely accurate measurement
- micrometer-caliper — any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope.
- micropalaeontology — the branch of palaeontology concerned with the study of microscopic fossils
- microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
- middle paleolithic — See under Paleolithic.
- midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
- military policeman — A military policeman is a member of the military police.
- mineral supplement — a pill containing minerals that you take to improve your health
- miniature pinscher — one of a German breed of toy dogs resembling a smaller version of the Doberman pinscher, having a flat skull, a smooth coat, erect ears, and a docked tail, bred originally as a watchdog.
- minority programme — a programme that appeals to a minority of the available audience
- misinterpretations — Plural form of misinterpretation.
- misplaced modifier — Grammar. a word, phrase, or clause that seems to refer to or modify an unintended word because of its placement in a sentence, as when young in When young, circuses appeal to all of us.
- misrepresentations — Plural form of misrepresentation.
- mission specialist — the crew member of a space shuttle who is assigned primary responsibility for carrying out operations related to the payload of the shuttle.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- molecular spectrum — the spectrum of light emitted or absorbed by a species of molecule.
- monographic series — a series of monographs issued in uniform style or format and related by subject or by issuing agency.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.