15-letter words containing a, n, m, o, r
- malayan camphor — borneol.
- malconformation — Imperfect, disproportionate, or abnormal formation; disproportion of parts.
- maldistribution — bad or unsatisfactory distribution, as of wealth, among a population or members of a group.
- malpresentation — Abnormal positioning of a fetus at the time of delivery.
- man of his word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- man of the hour — a man who is honored by a group.
- man-o'-war bird — frigate bird.
- man-of-war bird — frigate bird.
- man-of-war fish — a small, tropical fish, Nomeus gronovii, that lives among the tentacles of the Portuguese man-of-war.
- managing editor — an editor assigned to the supervision and coordination of certain editorial activities of a newspaper, magazine, book publishing company, or the like. Abbreviation: M.E., m.e.
- mandarin collar — a narrow, stand-up collar, not quite meeting at the front.
- mandarin orange — mandarin (def 4).
- manoeuvrability — The quality of being manoeuvrable.
- manorial system — manorialism.
- manukau harbour — an inlet of the Tasman Sea near Auckland in New Zealand on NW North Island
- māori battalion — the Māori unit of the 2nd New Zealand Expeditionary Force in World War II
- marathon runner — person who runs in a marathon race
- marching orders — military orders, esp to infantry, giving instructions about a march, its destination, etc
- marcus antonius — Mark (Marcus Antonius) 83?–30 b.c, Roman general: friend of Caesar; member of the second triumvirate and rival of Octavian.
- marfan syndrome — a hereditary disorder characterized by abnormally elongated bones, especially in the extremities, hypermotility of the joints, and circulatory and eye abnormalities.
- margin of error — statistics: variance
- marginalisation — (British) alternative spelling of marginalization.
- marginalization — to place in a position of marginal importance, influence, or power: the government's attempts to marginalize criticism and restore public confidence.
- mariano vallejo — César [Spanish se-sahr] /Spanish ˈsɛ sɑr/ (Show IPA), 1895–1938, Peruvian poet.
- marigold window — wheel window.
- marine surveyor — a person who carries out surveys of ships to determine seaworthiness, etc
- marsh andromeda — a low-growing pink-flowered ericaceous evergreen shrub, Andromeda polifolia, that grows in peaty bogs of northern regions
- mass production — the production or manufacture of goods in large quantities, especially by machinery.
- 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.
- matron of honor — a married woman acting as the principal attendant of the bride at a wedding.
- 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.
- measuring spoon — a spoon for measuring amounts, as in cooking, usually part of a set of spoons of different sizes.
- mechanomorphism — the doctrine that the universe is fully explicable in mechanistic terms.
- 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.
- 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.
- 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.
- 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).
- menispermaceous — of, relating to, or belonging to the Menispermaceae, a family of mainly tropical and subtropical plants, most of which are woody climbers with small flowers
- mental disorder — any of the various forms of psychosis or severe neurosis.
- metainformation — metadata
- metallo-organic — organometallic.
- metallotolerant — (biology) Any extremophile that is able to tolerate a high concentration metal ions in its environment.
- 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.