12-letter words containing n, o, m, r
- marconigraph — (dated) wireless telegraph.
- mare nostrum — our sea, especially the Mediterranean to the ancient Romans.
- marimbaphone — (obsolete, music) A kind of percussion idiophone, like the marimba but with steel keys instead of wood, developed in early 20th century United States.
- marine borer — any mollusc or crustacean that lives usually in warm seas and destroys wood by boring into and eating it. The gribble and shipworm are the best known since they penetrate any wood in favourable water
- marine corps — a branch of the U.S. Armed Forces trained for land, sea, and air combat, typically for land combat in conjunction with an amphibious or airborne landing, and whose commandant is responsible to the secretary of the navy.
- marionettist — A puppeteer who controls a marionette.
- markov chain — a Markov process restricted to discrete random events or to discontinuous time sequences.
- marshalltown — a city in central Iowa.
- marston moor — a former moor in NE England, west of York: Cromwell's victory over the Royalists 1644.
- master mason — (often initial capital letters) a Freemason who has reached the third degree.
- master point — a point awarded to a bridge player who has won or placed in an officially recognized tournament.
- masturbation — the stimulation or manipulation of one's own genitals, especially to orgasm; sexual self-gratification.
- matriclinous — Having mostly maternally-inherited characteristics.
- matrimonials — Plural form of matrimonial.
- matroclinous — inheritance in which the traits of the offspring are derived primarily from the maternal parent (opposed to patrocliny).
- maturational — the act or process of maturating.
- mechatronics — The synergistic combination of mechanical engineering, electronic engineering and software engineering for the study of automata from an engineering perspective and the control of advanced hybrid systems.
- media person — a person who works in the mass media
- meeting room — venue where discussions are held
- meganthropus — a proposed genus of extinct, late lower Pleistocene primates based on two large lower jaws found in Java, and believed to be either Australopithecine or human.
- melanochroic — Melanochroid
- melanogaster — Any of several fungi of the genus Melanogaster.
- melanophores — Plural form of melanophore.
- melanotropin — MSH.
- melon baller — a small cooking utensil with a handle and a rounded scoop, which you insert into a melon and twist to extract a ball of flesh
- memento mori — (italics) Latin. remember that you must die.
- memorisation — Alternative spelling of memorization.
- memorization — to commit to memory; learn by heart: to memorize a poem.
- menstruation — the periodic discharge of blood and mucosal tissue from the uterus, occurring approximately monthly from puberty to menopause in nonpregnant women and females of other primate species.
- meridionally — In a meridional manner.
- meroplankton — a floating mass of eggs and larvae of organisms that are nektonic or benthic in their adult stage; temporary plankton.
- mesoamerican — Alternative form of Mesoamerican.
- metachronism — An error in chronological ordering in which a character or an event is placed at too late a time.
- metachronous — Medicine/Medical. occurring at a different time than a similar event: metachronous tumors.
- metalorganic — (chemistry) organometallic.
- metalworking — the act or technique of making metal objects.
- methanometer — an instrument that measures the concentration of methane in the air of mines
- metronomical — a mechanical or electrical instrument that makes repeated clicking sounds at an adjustable pace, used for marking rhythm, especially in practicing music.
- metropolitan — 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.
- michel baron — Michel [mee-shel] /miˈʃɛl/ (Show IPA), (Michel Boyron) 1653–1729, French actor.
- microanalyst — One who carries out microanalysis.
- microanatomy — the branch of anatomy dealing with microscopic structures (distinguished from gross anatomy).
- microbalance — a balance for weighing minute quantities of material.
- microbrewing — Small-scale commercial brewing, as carried out in a microbrewery.
- microcentury — One CS professor used to characterise the standard length of his lectures as a microcentury - that is, about 52.6 minutes (see also attoparsec, nanoacre, and especially microfortnight).
- microcopying — the act of copying onto microfilm
- microelement — Trace element.
- microfilming — Present participle of microfilm.
- microfinance — (finance) Finance that is provided to unemployed or low-income people or groups.
- microgranite — an igneous rock with an identical composition and mineral content to granite, but having a finer texture