12-letter words containing m, a, r, c, h, n
- etheromaniac — a person who is addicted to ether
- game-changer — Sports. an athlete, play, etc., that suddenly changes the outcome of a game or contest.
- handcraftman — handicraftsman.
- harmonic law — any one of three laws governing planetary motion: each planet revolves in an ellipse, with the sun at one focus; the line connecting a planet to the sun sweeps out equal areas in equal periods of time (law of areas) or the square of the period of revolution of each planet is proportional to the cube of the semimajor axis of the planet's orbit (harmonic law)
- harmonically — pertaining to harmony, as distinguished from melody and rhythm.
- harmonichord — a musical instrument resembling an upright piano intended to fuse the sound of a violin with the functionality of a piano, the tone therefore produced using friction rather than through striking
- hibernaculum — a protective case or covering, especially for winter, as of an animal or a plant bud.
- hire company — a company that hires things out to people
- homoromantic — Romantically attracted to those of the same gender.
- hunger march — a procession of protest or demonstration by the unemployed
- hydrodynamic — pertaining to forces in or motions of liquids.
- hyperdynamic — (physiology) Describing an increase in both blood pressure and pulse pressure.
- hypersomniac — a tendency to sleep excessively.
- inharmonical — Alternative form of inharmonic.
- lachrymation — the secretion of tears, especially in abnormal abundance.
- law merchant — the principles and rules, drawn chiefly from custom, determining the rights and obligations of commercial transactions; commercial law.
- machairodont — having sabre-like teeth; sabre-toothed
- machine word — word (def 10).
- machine-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.
- macroetching — to etch deeply into the surface of (a metal).
- marconigraph — (dated) wireless telegraph.
- markov chain — a Markov process restricted to discrete random events or to discontinuous time sequences.
- match-winner — a player who wins a sports match for his or her team, for example by scoring a goal
- 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.
- melanochroic — Melanochroid
- merchandised — the manufactured goods bought and sold in any business.
- merchandiser — the manufactured goods bought and sold in any business.
- merchandises — the manufactured goods bought and sold in any business.
- merchandized — Simple past tense and past participle of merchandize.
- merchandizer — Alternative spelling of merchandiser.
- merchantable — marketable: merchantable war-surplus goods.
- 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.
- michel baron — Michel [mee-shel] /miˈʃɛl/ (Show IPA), (Michel Boyron) 1653–1729, French actor.
- misanthropic — of, relating to, or characteristic of a misanthrope.
- mitochondria — an organelle in the cytoplasm of cells that functions in energy production.
- moneychanger — a person whose business is the exchange of currency, usually of different countries, at a fixed or official rate.
- monochromacy — The quality of having only one independent channel for conveying color information in the eye, i.e. total color blindness.
- monochromats — Plural form of monochromat.
- monotrichate — (of bacteria) having a single flagellum at one pole.
- mooch around — If you mooch around or mooch about a place, you move around there slowly with no particular purpose.
- motor launch — a small naval vessel that chases submarines, etc
- niche market — specific or limited consumer interest
- no match for — If one person or thing is no match for another, they are unable to compete successfully with the other person or thing.
- normal pitch — relative point, position, or degree: a high pitch of excitement.
- nychthemeral — relating to a nychthemeron or to the changes or differences, specifically those relating to day and night, that occur within this span
- on the march — If a group of soldiers are on the march, they are marching somewhere.
- onward march — the continuing, advancing or improving movement (of situation, etc)
- orange march — a parade on Orangemen's day
- orchidomania — an obsession with or passion for orchids