16-letter words containing a, n, t, s, i
- lesbian cymatium — cyma reversa.
- libation-bearers — Choëphori.
- liberal unionist — a Liberal who opposed Gladstone's policy of Irish Home Rule in 1886 and after
- lightheartedness — carefree; cheerful; merry: a lighthearted laugh.
- lignin sulfonate — a brown powder consisting of a sulfonate salt made from waste liquor of the sulfate pulping process of soft wood: used in concrete, leather tanning, as an additive in oil-well drilling mud, and as a source of vanillin.
- like gangbusters — a law-enforcement officer who specializes in breaking up organized crime, often by forceful or sensational means.
- linguistic atlas — dialect atlas.
- lipstick lesbian — a lesbian who is feminine in manner or appearance; a femme.
- listen to reason — be persuaded
- live in the past — If you accuse someone of living in the past, you mean that they think too much about the past or believe that things are the same as they were in the past.
- living daylights — having life; being alive; not dead: living persons.
- living standards — standard of living; material quality of life
- loan translation — the process whereby a compound word or expression is created by literal translation of each of the elements of a compound word or expression in another language, as marriage of convenience from French mariage de convenance.
- logical constant — one of the connectives of a given system of formal logic, esp those of the sentential calculus, not, and, or, and if … then …
- long-established — having a long history; old
- long-tail claims — Long-tail claims are claims that are made or settled a long time after the insurance policy has expired.
- lost river range — a mountain range in E central Idaho. Highest peak, Borah Peak (also highest in the state), 12,662 feet (3862 meters).
- luminosity class — a classification of stars of a given spectral type according to their luminosity, breaking them down into dwarfs, giants, and supergiants.
- lymphangiectasia — (medicine) dilation of the lymphatic vessels.
- lymphangiectasis — Alt form lymphangiectasia.
- machinist's mate — a petty officer trained to operate, repair, etc. ships' engines
- macro-linguistic — a field of study concerned with language in its broadest sense and including cultural and behavioral features associated with language.
- macroinstruction — macro (def 5).
- macrolinguistics — a field of study concerned with language in its broadest sense and including cultural and behavioral features associated with language.
- 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.
- magmatic stoping — the process by which country rock is broken up and engulfed by the upward movement of magma
- magnesiochromite — (mineral) A chromite species with the formula MgCr2O4.
- magnetic compass — a compass having a magnetized needle generally in line with the magnetic poles of the earth.
- magnetic pyrites — Mineralogy. pyrrhotite.
- 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.
- magnetoresistive — Of or pertaining to magnetoresistance.
- magnetostriction — a change in dimensions exhibited by ferromagnetic materials when subjected to a magnetic field.
- magnetostrictive — Of or pertaining to magnetostriction.
- mainstream media — newspapers, magazines, television, and radio, as opposed to social media
- man-eating shark — any shark known to attack humans, especially the great white shark, Carcharodon carcharias.
- managerial staff — staff in positions of management
- manganese violet — a moderate to strong purple color.
- manifest destiny — the belief or doctrine, held chiefly in the middle and latter part of the 19th century, that it was the destiny of the U.S. to expand its territory over the whole of North America and to extend and enhance its political, social, and economic influences.
- manipulativeness — Quality of being manipulative.
- mare serenitatis — (Sea of Serenity) a dark plain in the first quadrant of the face of the moon: about 120,000 sq. mi. (310,000 sq. km).
- margin of safety — therapeutic index.
- marginal costing — a method of cost accounting and decision making used for internal reporting in which only marginal costs are charged to cost units and fixed costs are treated as a lump sum
- marine biologist — scientist who studies sea life
- marine scientist — a scientist concerned with the sea
- marsupialization — (surgery) The surgical technique of cutting a slit into a cyst and suturing its edges to form a continuous surface from the exterior to the interior of the cyst, allowing it to drain freely.
- mass destruction — devastation on a large scale
- mass observation — the study of the social habits of people through observation, interviews, etc
- matrix mechanics — a formulation of non-relativistic quantum mechanics in which physical quantities are represented by matrices and matrix algebra is used to predict the outcome of physical measurements.