16-letter words containing a, e, c, i
- lexicostatistics — the statistical study of the vocabulary of a language or languages for historical purposes.
- liberal democrat — In Britain, a Liberal Democrat is a member of the Liberal Democrat Party.
- library pictures — a caption used to alert viewers that footage being broadcast is from an earlier time and is not happening now
- lick observatory — the astronomical observatory of the University of California, situated on Mount Hamilton, near San Jose, California, and having a 120-inch (3-meter) reflecting telescope and a 36-inch (91-cm) refracting telescope.
- like cat and dog — quarrelling savagely
- limited monarchy — a monarchy that is limited by laws and a constitution.
- limited-monarchy — a limited train, bus, etc.
- lipstick lesbian — a lesbian who is feminine in manner or appearance; a femme.
- literacy project — a project, plan or scheme to increase literacy in a country, area, etc
- literalistically — adherence to the exact letter or the literal sense, as in translation or interpretation: to interpret the law with uncompromising literalism.
- little black ant — a widely distributed ant, Monomorium minimum, sometimes a household pest.
- 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.
- lord chamberlain — (in Britain) the chief official of the royal household
- louisiana french — French as spoken in Louisiana; Cajun. Abbreviation: LaF.
- lower california — Baja California.
- lumberjack shirt — a thick checked shirt, as worn by lumberjacks
- lymphangiectasia — (medicine) dilation of the lymphatic vessels.
- lymphangiectasis — Alt form lymphangiectasia.
- lymphatic system — an extensive network of capillary vessels that transports the interstitial fluid of the body as lymph to the venous blood circulation
- lymphatic tissue — tissue, such as the lymph nodes, tonsils, spleen, and thymus, that produces lymphocytes
- mach's principle — the proposition that there is no absolute space and that the inertia and acceleration of a body are determined by all of the matter of the universe.
- machado de assiz — Joaquim Maria [zhaw-ah-kim mah-ree-ah] /ˈʒɔ ɑ kɪm mɑˈri ɑ/ (Show IPA), 1839–1908, Brazilian writer.
- machiavellianism — of, like, or befitting Machiavelli.
- machine language — machine code
- machine learning — The ability of a machine to improve its performance based on previous results.
- machine moulding — the process of making moulds and cores for castings by mechanical means, usually by compacting the moulding sand by vibration instead of by ramming down
- machine operator — someone who operates mechanical equipment
- machine readable — of or relating to data encoded on an appropriate medium and in a form suitable for processing by computer.
- machine washable — suitable for washing in a washing machine
- machine-readable — of or relating to data encoded on an appropriate medium and in a form suitable for processing by computer.
- machinist's mate — a petty officer trained to operate, repair, etc. ships' engines
- mackinaw blanket — a thick woolen blanket, often woven with bars of color, formerly used in the northern and western U.S. by Indians, loggers, etc.
- maclaurin series — a Taylor series in which the reference point is zero.
- macroenvironment — (biology) The large-scale and long-term environment and conditions that affect an organism.
- 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
- macrorestriction — In physical gene mapping, the digestion of DNA of high molecular weight with a restriction enzyme having a low number of restriction sites.
- magazine section — a magazinelike section in the Sunday editions of many newspapers, containing articles rather than news items and often letters, reviews, stories, puzzles, etc.
- magellanic cloud — either of two irregular galactic clusters in the southern heavens that are the nearest independent star system to the Milky Way.
- magnesiochromite — (mineral) A chromite species with the formula MgCr2O4.
- magnetic anomaly — a departure from the normal magnetic field of the earth.
- magnetic bearing — the bearing of a point relative to that of the nearest magnetic pole.
- magnetic circuit — the closed path described by magnetic flux. It is analogous to the electric circuit with resistance, where flux, reluctance, and magnetomotive force correspond to electric current, resistance, and electromotive force.
- magnetic compass — a compass having a magnetized needle generally in line with the magnetic poles of the earth.
- magnetic equator — aclinic line.
- magnetic pick-up — a type of record player pick-up in which the stylus moves an iron core in a coil, causing a changing magnetic field that produces the current
- magnetic pyrites — Mineralogy. pyrrhotite.
- magneto-electric — of or relating to the induction of electric current or electromotive force by means of permanent magnets.
- magnetoacoustics — (used with a singular verb) the branch of physics studying the effects of magnetism on acoustics or their interaction.
- magnetochemistry — the study of magnetic and chemical phenomena in their relation to one another.