16-letter words containing a, t, e, l, i, r
- littoral warfare — military combat conducted in coastal areas.
- logical operator — any of the Boolean symbols or functions, as AND, OR, and NOT, denoting a Boolean operation; Boolean operator.
- logical relation — A relation R satisfying f R g <=> For all a, b, a R b => f a R g b This definition, by Plotkin, can be used to extend the definition of a relation on the types of a and b to a relation on functions.
- loire-atlantique — a department in NW France. 2695 sq. mi. (6980 sq. km). Capital: Nantes.
- lord proprietary — (in Colonial America) an owner, governor, or grantee of a proprietary colony
- lost river range — a mountain range in E central Idaho. Highest peak, Borah Peak (also highest in the state), 12,662 feet (3862 meters).
- lower palatinate — See under Palatinate (def 1).
- lumberjack shirt — a thick checked shirt, as worn by lumberjacks
- macrolepidoptera — a collector's name for that part of the lepidoptera that comprises the butterflies and the larger moths (noctuids, geometrids, bombycids, springtails, etc): a term without taxonomic significance
- magneto-electric — of or relating to the induction of electric current or electromotive force by means of permanent magnets.
- maitre de ballet — ballet master.
- malapportionment — (of a state or other political unit) poorly apportioned, especially divided, organized, or structured in a manner that prevents large sections of a population from having equitable representation in a legislative body.
- malpractice suit — a lawsuit brought against a professional accused of illegal or unethical practices or neglect of duty
- managerial staff — staff in positions of management
- marine biologist — scientist who studies sea life
- material culture — the aggregate of physical objects or artifacts used by a society.
- matthew flinders — Matthew, 1774–1814, English navigator and explorer: surveyed coast of Australia.
- medieval history — the branch of history dealing with the Middle Ages
- medium artillery — guns and howitzers of more than 105mm and less than 155mm caliber, sometimes including the 155mm howitzers. Compare heavy artillery (def 2), light artillery (def 2).
- megakaryoblastic — (cytology) Of or pertaining to a megakaryoblast.
- melodic interval — an intervening period of time: an interval of 50 years.
- melodramatically — In a melodramatic manner.
- menstrual period — the bleeding from the womb that occurs approximately monthly in nonpregnant women of reproductive age
- mercantile paper — commercial paper.
- mercator sailing — sailing according to rhumb lines, which appear as straight lines on a Mercator chart.
- meristematically — In a meristematic way.
- meritocratically — In a meritocratic way.
- meteorologically — In meteorological terms; in the context of weather.
- methacrylic acid — a colorless, liquid acid, C 4 H 6 O 2 , produced synthetically, whose methyl ester, methyl methacrylate, polymerizes to yield a clear plastic.
- methyl parathion — a synthetic pesticide, C 8 H 1 0 NO 5 PS, used in the control of mites and various insects, as aphids, boll weevils, and cutworms.
- mexican fruitfly — a brightly colored fly, Anastrepha ludens, whose larvae are a serious pest chiefly of citrus fruits and mangoes in Mexico, Central America, and southern Texas.
- microcrystalline — minutely crystalline; composed of microscopic crystals.
- microencapsulate — (transitive) To embed by means of microencapsulation.
- microlepidoptera — a collector's name for the smaller moths: a term without taxonomic significance
- microvasculature — the system of tiny blood vessels, including capillaries, venules, and arterioles, that perfuse the body's tissues.
- military academy — a private school organized somewhat along the lines of and following some of the procedures of military life.
- military attache — attaché (def 2).
- military science — the study of the causative factors and tactical principles of warfare.
- military service — compulsory period spent in the army
- mineral deposits — amounts of minerals that occur naturally in particular areas
- miniature poodle — a breed of poodle, bred to be much smaller than standard poodles
- minstrel gallery — a gallery in a building meant for use by musicians playing to provide background music or entertainment at a feast or other event
- molecular weight — the average weight of a molecule of an element or compound measured in units once based on the weight of one hydrogen atom taken as the standard or on 1/16 (0.0625) the weight of an oxygen atom, but after 1961 based on 1/12 (0.083) the weight of the carbon-12 atom; the sum of the atomic weights of all the atoms in a molecule. Abbreviation: mol. wt.
- montpelier maple — a maple, Acer monspessulanum, that is native to southern Europe and Northwest Africa
- mountain climber — someone who climbs or walks up mountains
- multicellularity — The condition of being multicellular.
- multidirectional — extending or operating in several directions at the same time; functioning or going in more than one direction: a multidirectional stereo speaker system.
- multifariousness — (uncountable) The characteristic of being multifarious.
- multilinear form — a function or functional of several variables such that when all variables but one are held fixed, the function is linear in the remaining variable.
- multimillionaire — a person who possesses a fortune that amounts to many millions of dollars, francs, etc.