19-letter words containing o, l, a, m
- lyon office of arms — Heralds' Office.
- machine translation — changing language of a text by computer
- maestro di cappella — a person in charge of an orchestra, esp a private one attached to the palace of a prince in Italy during the baroque period
- magnetic levitation — the suspension of an object above or below a second object by means of magnetic repulsion or attraction.
- magnetic north pole — the point on Earth to where a compass needle points, and which is situated near the geographic North Pole. However, with time, the exact location can vary.
- main-topgallantmast — the mast next above the main-topmast.
- make oneself scarce — insufficient to satisfy the need or demand; not abundant: Meat and butter were scarce during the war.
- malice aforethought — a predetermination to commit an unlawful act without just cause or provocation (applied chiefly to cases of first-degree murder).
- malicious falsehood — a lie told by someone who knows the lie is false or knows it will do harm to the person it is concerning
- malleable cast iron — white cast iron that has been malleablized.
- manual transmission — an automotive transmission in which the driver shifts gears manually.
- mary mcleod bethune — Mary McLeod [muh-kloud] /məˈklaʊd/ (Show IPA), 1875–1955, U.S. educator and civil-rights leader.
- mary wollstonecraft — Mary (Mary Wollstonecraft Godwin) 1759–97, English author and feminist (mother of Mary Shelley).
- massive retaliation — a strategy of military counterattack that involves the use of nuclear weapons.
- master of the rolls — (in England and Wales) the judge who presides over the Court of Appeal (Civil Division) and who was formerly Keeper of the Records at the Public Record Office
- maternity allowance — (in the British National Insurance scheme) a payment made to a pregnant woman who usually works but does not qualify for statutory maternity pay, normally from 11 weeks before confinement for a period of 18 weeks
- mayor of the palace — one of a line of hereditary administrative lieutenants to the Merovingian kings who eventually took over royal function and title in the Frankish kingdoms; a palatine.
- medical examination — physical examination
- melodic minor scale — minor scale (def 2).
- memory like a sieve — a very poor memory
- mendel's second law — the principle, originated by Gregor Mendel, stating that when two or more characteristics are inherited, individual hereditary factors assort independently during gamete production, giving different traits an equal opportunity of occurring together.
- meningoencephalitic — Relating to meningoencephalitis.
- meningoencephalitis — Inflammation of the membranes of the brain and the adjoining cerebral tissue.
- mercurial barometer — mercury barometer.
- mercury-vapour lamp — a lamp in which an electric discharge through a low pressure of mercury vapour is used to produce a greenish-blue light. It is used for street lighting and is also a source of ultraviolet radiation
- metatarsophalangeal — (anatomy) Relating to the metatarsus and phalange.
- meter-candle-second — a unit of light-exposure equivalent to one lux for one second.
- metropolitan county — (in England) any of the six conurbations established as administrative units in the new local government system in 1974; the metropolitan county councils were abolished in 1986
- metropolitanization — to make metropolitan.
- microelectronically — by microcircuits
- middle palaeolithic — the period between the Lower and the Upper Palaeolithic, usually taken as equivalent to the Mousterian
- midnight regulation — a rule or directive approved by the federal government near the end of a president’s term of office
- military government — a government in defeated territory administered by the military commander of a conquering nation.
- military pentathlon — an athletic contest comprising five different events, a 300-meter freestyle swim, a 4000-meter cross-country run, a 5000-meter equestrian steeplechase, épée fencing, and pistol target-shooting at 25 meters, the winner being the contestant with the highest total score.
- miracle of st. mark — a painting (1548) by Tintoretto.
- miscellaneous items — various kinds of thing, esp small purchases
- mohammed ali jinnah — Mohammed Ali ("Quaid-i-Azam") 1876–1948, Muslim leader in India: first governor general of Pakistan 1947–48.
- molar heat capacity — the heat capacity of one mole of a substance.
- molecular astronomy — the branch of astronomy dealing with the study of molecules in space.
- molecular biologist — a specialist in the study of biological phenomena at the molecular level
- monoclonal antibody — antibody produced by a laboratory-grown cell clone, either of a hybridoma or a virus-transformed lymphocyte, that is more abundant and uniform than natural antibody and is able to bind specifically to a single site on almost any chosen antigen or reveal previously unknown antigen sites: used as an analytic tool in scientific research and medical diagnosis and potentially important in the treatment of certain diseases. Abbreviation: MAb.
- mordvinian republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Saransk. Pop: 888 700 (2002). Area: 26 200 sq km (10 110 sq miles)
- moses-in-the-cradle — a plant, Rhoeo spathacea, native to the West Indies and Central America, having leaves with purple undersides and white flowers enclosed in a boat-shaped envelope formed by two bracts.
- mother-in-law plant — a West Indian foliage plant, Dieffenbachia seguine, of the arum family, having yellow-blotched leaves that cause temporary speechlessness when chewed.
- mount desert island — an island off the coast of E central Maine: summer resort; forms part of Acadia National Park. 14 miles (23 km) long; 8 miles (13 km) wide.
- mountain chinchilla — any of several long-tailed rodents of the genus Lagidium, having coarse poor quality fur
- mousseline de laine — a thin worsted fabric, often having a printed pattern.
- mucopolysaccharides — Plural form of mucopolysaccharide.
- multidimensionality — The property of being multidimensional.
- multinomial theorem — an expression of a power of a sum in terms of powers of the addends, a generalization of the binomial theorem.