9-letter words containing n, o, m, a, s
- 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.
- mathewson — Christopher ("Christy") 1880–1925, U.S. baseball player.
- 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
- meandrous — meandering; winding; rambling.
- melanomas — Plural form of melanoma.
- melanosis — abnormal deposition or development of black or dark pigment in the tissues.
- menopause — the period of permanent cessation of menstruation, usually occurring between the ages of 45 and 55.
- mesocrany — the state of having a medium breadth of skull
- mestranol — an estrogen, C 2 1 H 2 6 O 2 , used in oral contraceptives in combination with a progestin.
- metazoans — Plural form of metazoan.
- midseason — The middle part of a season, such as a sporting, television, or growing season.
- minacious — menacing; threatening.
- minnesota — a state in the N central United States. 84,068 sq. mi. (217,735 sq. km). Capital: St. Paul. Abbreviation: MN (for use with zip code), Minn.
- minotaurs — Plural form of minotaur.
- missional — a group or committee of persons sent to a foreign country to conduct negotiations, establish relations, provide scientific and technical assistance, or the like.
- mocassins — Plural form of mocassin.
- moccasins — Plural form of moccasin.
- molluscan — Relating to mollusks.
- molluskan — (rare) alternative spelling of molluscan.
- molossian — a breed of dog native to Epirus in NW Greece, used in classical antiquity as a hunting dog and guard dog
- mom jeans — Informal. unstylish women's jeans.
- mona lisa — Italian La Gioconda. a portrait (1503?–05?) by Leonardo da Vinci.
- monachism — monasticism.
- monastery — a house or place of residence occupied by a community of persons, especially monks, living in seclusion under religious vows.
- monastics — Plural form of monastic.
- monastral — denoting certain fast pigments used in paints and inks, derived from phthalocyanine
- moneybags — a bag for money.
- monk seal — a small, dark brown, subtropical seal of the genus Monachus: the three species, M. tropicalis of the Caribbean, M. schauinslandi of Hawaiian island regions, and M. monachus of the Mediterranean, are endangered.
- monobasic — Chemistry. (of an acid) containing one replaceable hydrogen atom.
- monoblast — A cell, normally found in bone marrow, that matures into a monocyte.
- monocarps — Plural form of monocarp.
- monograms — Plural form of monogram.
- monomials — Plural form of monomial.
- monophase — (electricity) Having a single phase of alternating current.
- monorails — Plural form of monorail.
- monospace — Of a typeface, having the same width for each character.
- monsarrat — Nicholas, 1910–79, English novelist in Canada.
- monsoonal — the seasonal wind of the Indian Ocean and southern Asia, blowing from the southwest in summer and from the northeast in winter.
- montespan — Marquise de (Françoise Athénaïs de Rochechouart) 1641–1707, mistress of Louis XIV of France.
- moonbeams — Plural form of moonbeam.
- moonphase — a phase of the moon
- moonscape — the general appearance of the surface of the moon.
- moonwalks — Plural form of moonwalk.