15-letter words containing a, r, o, l
- materialisation — Alternative spelling of materialization.
- materialization — to come into perceptible existence; appear; become actual or real; be realized or carried out: Our plans never materialized.
- matrix compiler — Early matrix computations on UNIVAC. Sammet 1969, p.642.
- maxilloturbinal — (anatomy) Pertaining to the maxillary and turbinal regions of the skull.
- mean solar time — time measured by the hour angle of the mean sun.
- mechlorethamine — a nitrogen mustard, C 5 H 1 1 Cl 2 N, used in combination with other drugs in the treatment of Hodgkin's disease and certain other cancers.
- medal for merit — a medal awarded by the U.S. to a civilian for distinguished service to the country: discontinued after World War II.
- medical history — the past background of a person in terms of health
- medical officer — a doctor of medicine who serves in the armed forces in a medical capacity
- medical records — written information about a person's health during their life to date
- medical tourism — tourist travel for the purpose of receiving medical treatment or improving health or fitness: The spiraling cost of healthcare has contributed to the growth of medical tourism. Also called health tourism.
- medieval breton — the Breton language of the Middle Ages, usually dated from the 12th to the mid-17th centuries.
- megalokaryocyte — Megakaryocyte.
- memorialization — to commemorate.
- memory location — (storage) A byte, word or other small unit of storage space in a computer's main memory that is identified by its starting address (and size).
- mental disorder — any of the various forms of psychosis or severe neurosis.
- 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.
- metallo-organic — organometallic.
- metalloprotease — (enzyme) metalloproteinase.
- metallotolerant — (biology) Any extremophile that is able to tolerate a high concentration metal ions in its environment.
- metamorphically — In a metamorphic manner.
- metanitrophenol — any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
- 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
- microaerophiles — Plural form of microaerophile.
- microaerophilic — Of, or relating to a microaerophile.
- microanalytical — Of, pertaining to, or employing microanalysis.
- microanatomical — relating to microanatomy
- microbiological — Of or pertaining to microbiology.
- microcosmically — in a microcosmic manner
- microfiltration — Filtration through a microporous membrane.
- microphysically — in a microphysical manner
- microscopically — so small as to be invisible or indistinct without the use of the microscope: microscopic organisms. Compare macroscopic.
- microstructural — Of or pertaining to a microstructure.
- military police — soldiers who perform police duties
- military school — military academy.
- millionairesses — Plural form of millionairess.
- mineral kingdom — minerals collectively.
- mineralogically — With regard to mineralogy.
- 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.
- misarticulation — an act or the process of articulating: the articulation of a form; the articulation of a new thought.
- mitral stenosis — abnormal narrowing of the mitral valve usually resulting from disease, as rheumatic fever, and obstructing the free flow of blood from the atrium to the ventricle.
- moccasin flower — the lady's-slipper.
- mock pennyroyal — pennyroyal (def 2).
- modal auxiliary — Grammar. any of the group of English auxiliary verbs, including can, could, may, might, shall, should, will, would, and must, that are used with the base form of another verb to express distinctions of mood.
- modern language — one of the literary languages currently in use in Europe, as French, Spanish, or German, treated as a departmental course of study in a school, college, or university.
- modulo operator — (mathematics) (mod) The operator that returns the remainder after integer division of its first argument by its second. Written as "%" in C and some other languages. Where the second argument is a power of two, the result can be calculated much more quickly using bitwise and with the appropriate bit-mask.