10-letter words containing a, r, m, o
- mary tudor — Antony, 1909–87, English choreographer and dancer.
- mascarpone — a very soft Italian cream cheese made from cow's milk.
- maskirovka — the use, by Russia or the former Soviet Union, of military deception intended to confuse Western intelligence
- mass ratio — the ratio of the mass of a fully-fuelled rocket at liftoff to the mass of the rocket without fuel
- masterwork — masterpiece.
- masterwort — a European plant, Astrantia major, of the parsley family, having pinkish-rose or white flower clusters with purplish bracts beneath.
- masticator — Someone who masticates.
- matchboard — a board having a tongue formed on one edge and a groove of the same dimensions cut into the other, used with similar boards to compose floors, dados, etc.
- matrifocal — of, relating to, or designating a family unit or structure headed by the mother and lacking a father permanently or for extended periods.
- matrilocal — of or relating to residence with the wife's family or tribe; uxorilocal: matrilocal customs.
- matriotism — Hometown, school, or parish pride or loyalty, as opposed to nationalism or patriotism.
- matrocliny — inheritance in which the traits of the offspring are derived primarily from the maternal parent (opposed to patrocliny).
- matronalia — an annual festival of ancient Rome held by matrons in honor of Juno.
- matronized — Simple past tense and past participle of matronize.
- matronlike — Like a matron; sedate; grave; matronly.
- matronymic — metronymic.
- matryoshka — Each of a set of brightly painted hollow wooden dolls of varying sizes, designed to nest inside one another.
- mattamores — Plural form of mattamore.
- matterhorn — a mountain on the border of Switzerland and Italy, in the Pennine Alps. 14,780 feet (4505 meters).
- maturation — the act or process of maturating.
- matzo brei — small pieces of matzo soaked in water, mixed with beaten eggs, and fried.
- maurolycus — a walled plain in the fourth quadrant of the face of the moon: about 70 miles (110 km) in diameter.
- mavourneen — darling; dear.
- meadow rue — any of several plants belonging to the genus Thalictrum, of the buttercup family, having leaves resembling those of rue, especially T. dioicum, of North America.
- meadowlark — any of several American songbirds of the genus Sturnella, of the family Icteridae, especially S. magna (eastern meadowlark) and S. neglecta (western meadowlark) having a brownish and black back and wings and a yellow breast, noted for their clear, tuneful song.
- meatometer — A device to measure the width of a human's urinary meatus.
- mecopteran — mecopterous.
- mediocracy — government or rule by a mediocre person or group.
- megalosaur — any gigantic carnivorous dinosaur of the genus Megalosaurus, of the Jurassic and early Cretaceous periods.
- megaspores — the larger of the two kinds of spores characteristically produced by seed plants and a few fern allies, developing into a female gametophyte. Compare microspore.
- megastores — Plural form of megastore.
- melanoderm — a person with dark pigmentation of the skin.
- meliorated — Made better; improved.
- melodramas — Plural form of melodrama.
- melon pear — pepino (def 2).
- membranous — consisting of, of the nature of, or resembling membrane.
- memorandum — a short note designating something to be remembered, especially something to be done or acted upon in the future; reminder.
- memorative — (obsolete) commemorative.
- memorially — By means of, or in terms of, memory.
- menlo park — a city in W California, near San Francisco.
- menorrhoea — menstrual flow.
- meridional — of, relating to, or resembling a meridian.
- meritocrat — a member of a meritocracy.
- mesocardia — the double layer of splanchnic mesoderm supporting the embryonic heart.
- mesocranic — having a skull with a cranial index between that of dolichocranic and brachycranic skulls.
- mesocratic — (of an igneous rock) composed of light and dark minerals in nearly equal amounts.
- mesodermal — the middle germ layer of a metazoan embryo.
- mesothorax — the middle segment of the three divisions of the thorax of an insect, bearing the second pair of legs and the first pair of wings.
- mesovarium — the mesentery of the ovary.
- metalworks — Plural form of metalwork.