12-letter words containing a, g, i, o, r
- macroglossia — Enlargement or hypertrophy of the tongue.
- magnitogorsk — a city in the W Russian Federation in Asia, on the Ural River, near the boundary between Europe and Asia.
- mammographic — Of, or pertaining to, mammography.
- manoeuvering — Present participle of manoeuver.
- manoeuvrings — Plural form of manoeuvring.
- marconigraph — (dated) wireless telegraph.
- mastigophora — a phylum of protozoans comprising nonphotosynthetic, chiefly free-living flagellates: some species are important pathogens of humans and other animals.
- mastigophore — Any flagellate of the phylum Mastigophora.
- megalocardia — hypertrophy of the heart.
- mesogastrium — the mesentery of the embryonic stomach.
- metalorganic — (chemistry) organometallic.
- metalworking — the act or technique of making metal objects.
- metrological — the science of weights and measures.
- metrorrhagia — nonmenstrual discharge of blood from the uterus; uterine hemorrhage.
- microgranite — an igneous rock with an identical composition and mineral content to granite, but having a finer texture
- micrographia — minute handwriting.
- micrographic — Pertaining to micrographics.
- microgravity — a condition, especially in space orbit, where the force of gravity is so weak that weightlessness results.
- micromanaged — Simple past tense and past participle of micromanage.
- micromanager — One who micromanages.
- microphagous — (of an animal) feeding on small particles of food
- microprogram — Computers. a set of microinstructions that defines the individual operations that a computer carries out in response to a machine-language instruction.
- migrationist — a person who considers it important for species of animals and plants to migrate for the purposes of distribution and evolution
- mimeographed — Simple past tense and past participle of mimeograph.
- mineralogies — Plural form of mineralogy.
- mineralogist — the science or study of minerals.
- mineralogize — (intransitive) To study mineralogy by collecting and examining minerals.
- minor league — professional non-premier sports association
- minor-league — of or relating to a minor league.
- mirror image — an image of an object, plan, person, etc., as it would appear if viewed in a mirror, with right and left reversed.
- miscegenator — a person who advocates or engages in miscegenation
- mixing ratio — the ratio of the mass of water vapor in the air to the mass of the dry air, a measure of atmospheric humidity.
- mockingboard — (hardware) A sound and speech board for the Apple II computer, on sale in 1978. See also zxnrbl.
- modularizing — to form or organize into modules, as for flexibility.
- monographing — Present participle of monograph.
- monsignorial — having the ecclesiastical title of a Monsignor
- mooring mast — the mast or tower to which a dirigible is moored.
- mooring rack — a row of piles, connected at the tops, to which ships or boats can be moored.
- moralizingly — In a moralizing fashion.
- morigeration — (obsolete) obsequiousness; obedience.
- morning coat — a man's cutaway for wear as part of morning dress.
- morning star — a bright planet, especially Venus, seen in the east immediately before sunrise.
- mother image — a person substituted in one's mind for one's mother and often the object of emotions felt toward the mother
- motor racing — sport: competing in fast cars
- motorboating — a boat propelled by an inboard or outboard motor.
- movie rating — a classification of a film as according to the age of viewers thought suitable to see it, and which can differ according to the level in the film of violent content, sexual content, etc
- myoneuralgia — myalgia.
- narcological — Relating to narcology.
- necrological — a list of persons who have died within a certain time.
- nemorivagant — Lb rare wandering in the woods.