9-letter words containing o, n, m, a
- mangroves — Plural form of mangrove.
- manicotti — a dish consisting of large, tubular noodles stuffed with a mild cheese and baked in a tomato sauce.
- manifesto — a public declaration of intentions, opinions, objectives, or motives, as one issued by a government, sovereign, or organization.
- manifolds — Plural form of manifold.
- manitoban — a province in central Canada. 246,512 sq. mi. (638,466 sq. km). Abbreviation: Man. Capital: Winnipeg.
- manitowoc — a port in E Wisconsin, on Lake Michigan.
- manoeuver — (nonstandard) alternative spelling of maneuver.
- manoeuvre — a planned and regulated movement or evolution of troops, warships, etc.
- manometer — an instrument for measuring the pressure of a fluid, consisting of a tube filled with a liquid, the level of the liquid being determined by the fluid pressure and the height of the liquid being indicated on a scale.
- manometry — an instrument for measuring the pressure of a fluid, consisting of a tube filled with a liquid, the level of the liquid being determined by the fluid pressure and the height of the liquid being indicated on a scale.
- manoscopy — the measurement of the densities of gases
- mansionry — (obsolete) The state of dwelling or residing; occupancy.
- manticore — a legendary monster with a man's head, horns, a lion's body, and the tail of a dragon or, sometimes, a scorpion.
- mantyhose — a one-piece clinging garment covering the body from the waist to the feet, worn by men
- manxwoman — a female native or inhabitant of the Isle of Man
- manyogana — An ancient/early Japanese syllabary in which Chinese characters represented sounds instead of their regular meaning as they again do today in the form of kanji; it was the predecessor of hiragana and katakana, present Japanese phonetic alphabets; used in the Manyosh\u016b, a poetic anthology.
- mappemond — a map of the world
- marathons — Plural form of marathon.
- mark down — a visible impression or trace on something, as a line, cut, dent, stain, or bruise: a small mark on his arm.
- mark-down — a visible impression or trace on something, as a line, cut, dent, stain, or bruise: a small mark on his arm.
- markdowns — Plural form of markdown.
- marlovian — of, relating to, or characteristic of Christopher Marlowe or his writings, especially his plays.
- marlstone — an indurated marl.
- marmorean — (obsolete) marmoreal.
- marooning — to put ashore and abandon on a desolate island or coast by way of punishment or the like, as was done by buccaneers.
- marrooned — Simple past tense and past participle of marroon.
- martagons — Plural form of martagon.
- martinson — Harry Edmund [har-ee ed-muh nd;; Swedish hah-ri ed-moo nt] /ˈhær i ˈɛd mənd;; Swedish ˈhɑ rɪ ˈɛd mʊnt/ (Show IPA), 1904–78, Swedish novelist and poet: Nobel prize 1974.
- mascarons — grotesque face used as decoration
- mash note — an effusive note or letter expressing affection or passion for the recipient, usually a stranger or someone known only casually
- mason bee — any of numerous solitary bees, as of the family Megachilidae, that construct nests of clay.
- mason jar — a glass jar with a wide mouth and an airtight screw top, much used in home canning.
- masonried — built of masonry
- mass noun — a noun, as water, electricity, or happiness, that typically refers to an indefinitely divisible substance or an abstract notion, and that in English cannot be used, in such a sense, with the indefinite article or in the plural.
- massillon — a city in NE Ohio.
- masterson — William Barclay ("Bat") 1853–1921, U.S. frontier law officer.
- mastodons — Plural form of mastodon.
- mastodont — Mastodon.
- matfellon — knapweed
- mathewson — Christopher ("Christy") 1880–1925, U.S. baseball player.
- matrimony — the state of being married; marriage: He was married in 1870 and lived in matrimony 12 years.
- matronage — the state of being a matron.
- matronize — to cause to become matronly; cause to act as, or fulfill the role of, matron.
- mattaponi — a river in E Virginia, flowing SE to join the Pamunkey and form the York River. 120 miles (193 km) long.
- mauna loa — an active volcano on the island of Hawaii. 13,680 feet (4170 meters).
- mausolean — Of, pertaining to, or similar to, a mausoleum.
- mcmansion — a large modern house considered to look mass-produced, lacking in distinguishing characteristics, and at variance with established local architecture
- mean noon — the moment when the mean sun's center crosses the meridian.
- meandrous — meandering; winding; rambling.
- medaillon — a portion of food, especially meat or poultry, cut or served in a round or oval shape.