15-letter words containing a, t, r, m
- market research — investigation into consumers' needs
- market-research — to conduct market research on.
- marriageability — The condition of being marriageable.
- martensitically — in a martensitic manner
- mass production — the production or manufacture of goods in large quantities, especially by machinery.
- massed practice — learning with no intervals or short intervals between successive bouts of learning
- master corporal — a noncommissioned officer in the Canadian forces senior to a corporal and junior to a sergeant
- master cylinder — the hydraulic pump of an automotive braking system that contains a cylinder and one or two pistons, is actuated by the brake pedal, and supplies hydraulic fluid under pressure to the brakes at each wheel.
- master mechanic — a mechanic, especially one who is thoroughly skilled, in charge of other mechanics.
- master sergeant — Army, Air Force, Marine Corps. a noncommissioned officer ranking next to the highest noncommissioned officer.
- master's degree — a degree awarded by a graduate school or department, usually to a person who has completed at least one year of graduate study.
- master-planning — to construct a master plan for: to master-plan one's career.
- mastoid process — a large, bony prominence on the base of the skull behind the ear, containing air spaces that connect with the middle ear cavity.
- materialisation — Alternative spelling of materialization.
- materialistical — Alternative form of materialistic.
- materialization — to come into perceptible existence; appear; become actual or real; be realized or carried out: Our plans never materialized.
- maternity dress — a dress worn by a pregnant woman and which is designed to allow for the changes in body size which take place during pregnancy
- maternity grant — (in the British National Insurance scheme) a flat-rate benefit for pregnant women on low incomes
- maternity leave — a leave of absence for an expectant or new mother for the birth and care of the baby.
- matrix bar code — a type of 2D bar code that stores data in a matrix of geometrically shaped dark and light cells that represent bits. See also QR code.
- matrix compiler — Early matrix computations on UNIVAC. Sammet 1969, p.642.
- matrix sentence — Linguistics. a sentence in which another sentence is embedded: In The man who called is waiting, The man is waiting is a matrix sentence.
- matron of honor — a married woman acting as the principal attendant of the bride at a wedding.
- matta echaurren — Roberto Antonio Sebastián [raw-ver-taw ahn-taw-nyaw se-vahs-tyahn] /rɔˈvɛr tɔ ɑnˈtɔ nyɔ ˌsɛ vɑsˈtyɑn/ (Show IPA), 1911–2002, Chilean painter.
- maundy thursday — the Thursday of Holy Week, commemorating Jesus' Last Supper and His washing of the disciples' feet upon that day.
- 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.
- measurement ton — a unit of weight, equivalent to 2000 pounds (0.907 metric ton) avoirdupois (short ton) in the U.S. and 2240 pounds (1.016 metric tons) avoirdupois (long ton) in Great Britain.
- mechanoreceptor — any of the sense organs that respond to vibration, stretching, pressure, or other mechanical stimuli.
- 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.
- media converter — (networking) A component used in Ethernet, although it is not part of the IEEE standard. The IEEE standard states that all segments must be linked with repeaters. Media converters were developed as a simpler, cheaper alternative to repeaters. However, in the 1990s the cost difference between the two is negligible.
- medical history — the past background of a person in terms of health
- 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.
- megacorporation — a giant company formed from two or more large companies or a number of companies of various sizes.
- megalokaryocyte — Megakaryocyte.
- member of staff — an employee of a particular organization
- memorialization — to commemorate.
- memory capacity — (on a computer or other device) the amount of memory space available for data storage
- 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).
- menstrual cycle — (in women of reproductive age) the cycle of physiological changes affecting the reproductive organs that takes place typically over a month and includes ovulation, thickening of the lining of the womb and menstruation if fertilization of the egg has not occurred
- mental disorder — any of the various forms of psychosis or severe neurosis.
- merchant banker — A merchant banker is someone who works for a merchant bank.
- merchant marine — the vessels of a nation that are engaged in commerce.
- merchant prince — a very wealthy or influential merchant.
- merchant seaman — a seaman who works on a merchant vessel.
- merchantability — The state of being merchantable.
- merry christmas — well-wishes for Christmas season
- 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.