15-letter words containing r, e, a, m
- messier catalog — a catalog of nonstellar objects compiled by Charles Messier in 1784 and later slightly extended, now known to contain nebulae, galaxies, and star clusters.
- metacinnabarite — the black solid form of mercuric sulphide
- metainformation — metadata
- metallic luster — luster1 (def 8).
- metallo-organic — organometallic.
- metalloprotease — (enzyme) metalloproteinase.
- metallotolerant — (biology) Any extremophile that is able to tolerate a high concentration metal ions in its environment.
- metallurgically — the technique or science of working or heating metals so as to give them certain desired shapes or properties.
- metamorphically — In a metamorphic manner.
- metamorphosised — Simple past tense and past participle of metamorphosise.
- metamorphosizes — Third-person singular simple present indicative form of metamorphosize.
- metanitrophenol — any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
- metatarsal arch — the short lateral arch of the foot formed by the heads of the metatarsal bones.
- methylpropanone — (organic compound) The industrial solvent butanone.
- metropolitanate — the office or province of a metropolitan
- metropolitanism — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
- metropolitanize — to make metropolitan.
- mezzanine floor — intermediate level in a building
- michael faraday — Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.
- michaelmas term — the autumn term at Oxford and Cambridge Universities, the Inns of Court, and some other educational establishments
- microaerophiles — Plural form of microaerophile.
- microaerophilic — Of, or relating to a microaerophile.
- microaggression — a subtle but offensive comment or action directed at a minority or other nondominant group that is often unintentional or unconsciously reinforces a stereotype: microaggressions such as "I don't see you as black.".
- microearthquake — an earthquake of very low intensity (magnitude of 2 or less on the Richter scale).
- microextraction — (chemistry) A technique used to extract small amounts of material from a mixture.
- microgametocyte — a gametocyte that produces microgametes
- microgeneration — the small-scale generation of electrical power, through means such as solar or wind power
- micromanagement — The direct management of a project etc to an excessive degree, with too much attention to detail and insufficient delegation.
- micrometastases — Plural form of micrometastasis.
- micrometastasis — The microscopic level action of metastasis, the spread of disease from the primary site to other areas.
- micropegmatitic — relating to, or designating, a microscopic pegmatitic structure
- mid-ocean ridge — any of several seismically active submarine mountain ranges that extend through the Atlantic, Indian, and South Pacific oceans: each is hypothesized to be the locus of seafloor spreading.
- middle american — average middle-class Americans as a group, as distinguished from the rich or poor or the politically extreme.
- midgard serpent — a serpent, the child of Loki and Angerboda, who lies wrapped around the world, tail in mouth, and is destined to kill and to be killed by Thor at Ragnarok; Jormungand.
- midsummer's day — Midsummer's Day or Midsummer Day is the 24th of June.
- military police — soldiers who perform police duties
- millionairesses — Plural form of millionairess.
- mineral kingdom — minerals collectively.
- mineral spirits — a volatile distillation product of petroleum, used as a thinner for paints and varnishes. Compare naphtha (def 1).
- mineralogically — With regard to mineralogy.
- minidisc player — a device for playing minidiscs
- ministerialists — Plural form of ministerialist.
- minority leader — the party member who directs the activities of the minority party on the floor of a legislative body, as of the U.S. Congress.
- mis-categorized — to arrange in categories or classes; classify.
- mis-informative — to give false or misleading information to.
- mis-measurement — the act of measuring.
- misappreciation — failure to appreciate something fully or properly
- misappreciative — not fully or properly appreciative
- misapprehending — Present participle of misapprehend.
- misapprehension — misunderstanding.