13-letter words containing m, a, u, s, o
- hothouse lamb — a lamb born in the fall or early winter, usually reared indoors, specially fed, and marketed when from 9 to 16 weeks of age.
- house manager — a business manager responsible for managing a theater and its staff.
- house-warming — a party to celebrate a person's or family's move to a new home.
- housewarmings — Plural form of housewarming.
- if you ask me — You can say 'if you ask me' to emphasize that you are stating your personal opinion.
- illuminations — Plural form of illumination.
- immunisations — Plural form of immunisation.
- immunizations — Plural form of immunization.
- impostumation — an abscess or swelling filled with pus
- inclusion map — a map of a set to itself in which each element of a given subset of the set is mapped to itself.
- isoamyl group — the univalent group C 5 H 11 .
- james douglas — Sir James ("the Black Douglas") 1286–1330, Scottish military leader.
- jerusalem oak — feather geranium.
- jus canonicum — canon law.
- just a moment — an expression requesting the hearer to wait or pause for a brief period of time
- kim young sam — born 1927, president of South Korea 1993–98.
- kuskokwim bay — an inlet of the Bering Sea in Alaska. Length: about 160 km (100 miles)
- lamb's tongue — a molding having a deep, symmetrical profile ending in a narrow edge, as in a sash bar.
- lambeosaurine — Any crested hadrosaurid dinosaur of the subfamily Lambeosaurinae.
- leiomyomatous — a benign tumor composed of nonstriated muscular tissue.
- lighthouseman — a lighthouse keeper
- lump of sugar — lump1 (def 4).
- macrocephalus — Alternative spelling of macrocephalous.
- macrovascular — Of or pertaining to the larger blood vessels.
- magnanimously — In a magnanimous manner; with greatness of mind.
- magnesiferous — (geology) Containing magnesium.
- magnetiferous — (dated) Producing or conducting magnetism.
- magnitudinous — size; extent; dimensions: to determine the magnitude of an angle.
- magnoliaceous — belonging to the plant family Magnoliaceae.
- maliciousness — full of, characterized by, or showing malice; intentionally harmful; spiteful: malicious gossip.
- mammaliferous — containing the remains of mammals
- manganiferous — containing manganese.
- manipulations — Plural form of manipulation.
- manon lescaut — a novel (1731) by Antoine François Prévost.
- mansion house — the residence of the Lord Mayor of London
- manufactories — Plural form of manufactory.
- marrow squash — any of several squashes having a smooth surface, an oblong shape, and a hard rind.
- marvelousness — The quality or state of being marvelous.
- matt emulsion — a water-based paint which is not shiny when it dries
- mayor's court — a city court presided over by a mayor.
- meadow fescue — a European fescue, Festuca pratensis, of the grass family, grown for pasture in North America.
- measure up to — to fulfil (expectations, standards, etc)
- measuring rod — ruler, gauge, stick for measuring
- measuringworm — the larva of any geometrid moth, which progresses by bringing the rear end of the body forward and then advancing the front end.
- meat products — foods that consist of or contain meat
- medicamentous — of or relating to medicaments
- melancholious — (obsolete) melancholy.
- melanochroous — having dark-coloured or black skin
- membranaceous — Resembling or having properties of a membrane.
- mescal button — one of the dried, buttonlike tops of a mescal of the genus Lophophora, used as a hallucinogen, especially by certain Indians of Mexico and the southwestern U.S. during religious ceremonies; peyote.