9-letter words containing a, r, m, o
- macropore — Any pore sufficiently wide to allow water to flow unimpeded by capillary action.
- macropsia — a defect of vision in which objects appear to be larger than their actual size.
- macrotape — (storage) /mak'roh-tayp/ An industry-standard reel of magnetic tape, as opposed to a microtape. See also round tape.
- macrotous — having large ears
- macrurous — long-tailed, as a lobster (opposed to brachyurous).
- madarosis — the abnormal loss of eyebrows or eyelashes
- madperson — (gender-neutral) A madman or madwoman.
- madrepore — any true or stony coral of the order Madreporaria, forming reefs or islands in tropical seas.
- madrileno — a native or inhabitant of Madrid, Spain.
- maelstrom — a large, powerful, or violent whirlpool.
- magnetron — a two-element vacuum tube in which the flow of electrons is under the influence of an external magnetic field, used to generate extremely short radio waves.
- mail drop — a receptacle or one of a series of pigeonholelike slots, as in an office, into which incoming mail is placed for pickup.
- mail room — sorting office for post
- maildrops — Plural form of maildrop.
- mailorder — Ordered to be delivered to one's home.
- mailrooms — Plural form of mailroom.
- main door — the principal or largest door that is used to enter a building which has more than one door
- main road — principal street
- mainboard — (computing) motherboard.
- major key — a key whose essential harmony is based on the major scale.
- majordomo — The head servant or official in a royal Spanish or Italian household; later, any head servant in a wealthy household in a foreign country; a leading servant or butler.
- majorette — drum majorette.
- make over — to bring into existence by shaping or changing material, combining parts, etc.: to make a dress; to make a channel; to make a work of art.
- make-work — work, usually of little importance, created to keep a person from being idle or unemployed.
- makeovers — Plural form of makeover.
- maksoorah — (in a mosque) a screen or partition enclosing an area for prayer or a tomb.
- maladroit — lacking in adroitness; unskillful; awkward; bungling; tactless: to handle a diplomatic crisis in a very maladroit way.
- malarious — Pathology. any of a group of diseases, usually intermittent or remittent, characterized by attacks of chills, fever, and sweating: formerly supposed to be due to swamp exhalations but now known to be caused by a parasitic protozoan, which is transferred to the human bloodstream by a mosquito of the genus Anopheles and which occupies and destroys red blood cells.
- malaxator — a machine for kneading or grinding
- malformed — faultily or anomalously formed.
- malipiero — Gian Francesco [jahn frahn-che-skaw] /dʒɑn frɑnˈtʃɛ skɔ/ (Show IPA), 1882–1973, Italian composer.
- malleolar — pertaining to a malleolus.
- malnormal — (mathematics) Of, pertaining to, or exhibiting malnormality.
- malodours — Plural form of malodour.
- mamberamo — a river in Irian Jaya, W New Guinea, flowing NW to the Pacific Ocean. 500 miles (805 km) long.
- mammiform — having the shape of a breast
- mammogram — an x-ray photograph obtained by mammography.
- man power — the power supplied by human physical exertions: an ancient building constructed entirely by man power.
- mandatory — authoritatively ordered; obligatory; compulsory: It is mandatory that all students take two years of math.
- maneouvre — Misspelling of manoeuvre.
- mangalore — a city and port in SW Karnataka state, in SW India.
- mangroves — Plural form of mangrove.
- 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.
- 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.
- māori bug — a large shining black wingless cockroach of New Zealand, Platyzosteria novae-zelandiae
- māori rat — a small brown rat, Rattus exulans, native to New Zealand