13-letter words containing s, i, m, o
- malabsorption — faulty absorption of nutritive material from the intestine.
- maladroitness — lacking in adroitness; unskillful; awkward; bungling; tactless: to handle a diplomatic crisis in a very maladroit way.
- malapropistic — an act or habit of misusing words ridiculously, especially by the confusion of words that are similar in sound.
- malariologist — An expert in malaria.
- malformations — Plural form of malformation.
- maliciousness — full of, characterized by, or showing malice; intentionally harmful; spiteful: malicious gossip.
- mammaliferous — containing the remains of mammals
- mammoplasties — Plural form of mammoplasty.
- mandatoriness — The quality or state of being mandatory.
- manganiferous — containing manganese.
- manifestation — an act of manifesting.
- manipulations — Plural form of manipulation.
- mansion house — the residence of the Lord Mayor of London
- mansplanation — Also called mansplanation [man-spluh-ney-shuh n] /ˌmæn spləˈneɪ ʃən/ (Show IPA). such an explanation given to someone, usually a woman.
- manufactories — Plural form of manufactory.
- marching song — a song with the rhythm of a march, esp sung by marching soldiers
- marchionesses — Plural form of marchioness.
- mare frigoris — (Sea of Cold) a dark plain in the northern hemisphere, in the first and second quadrants of the face of the moon: about 55 miles (90 km) wide at its narrowest width and 750 miles (1200 km) long: about 67,000 sq. mi. (174,000 sq. km).
- marginal cost — the cost of one additional unit of any item produced or bought in quantity.
- mariposa lily — any lily of the genus Calochortus, of the western U.S. and Mexico, having tuliplike flowers of various colors.
- marketisation — Alternative spelling of marketization.
- marriage vows — promises made as part of wedding ceremony
- marsh trefoil — buck bean.
- martyrologies — Plural form of martyrology.
- massification — the practice of making luxury products available to the mass market
- master policy — a single policy covering a group of people, typically employees of a company, issued to an employer.
- masticatories — Plural form of masticatory.
- mastigophoran — Also, mastigophore [mas-ti-guh-fawr, -fohr] /ˈmæs tɪ gəˌfɔr, -ˌfoʊr/ (Show IPA). a protozoan of the phylum Mastigophora.
- mastigophoric — Carrying or wielding a whip.
- mastoidectomy — the removal of part of a mastoid process, usually for draining an infection.
- mating season — the period during each year when a particular bird, animal, or fish mates
- matripotestal — of or relating to the authority exercised by a mother or a mother's blood relatives.
- matt emulsion — a water-based paint which is not shiny when it dries
- 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.
- mechanisation — Alternative spelling of mechanization.
- medicamentous — of or relating to medicaments
- medicine shop — (in Malaysia) a Chinese chemist's shop where traditional herbs are sold as well as modern drugs. It is not, however, a dispensary for prescribed medicines
- medicine show — a traveling troupe, especially in the late 1800s, offering entertainment in order to attract customers for the patent medicines or purported cures proffered for sale.
- meeting house — a house or building for religious worship.
- meeting-house — a house or building for religious worship.
- meetinghouses — Plural form of meetinghouse.
- megaloblastic — an abnormally large, immature, and dysfunctional red blood cell found in the blood of persons with pernicious anemia or certain other disorders.
- megalomaniacs — Plural form of megalomaniac.
- megalopolises — Plural form of megalopolis.
- megasporangia — a sporangium containing megaspores.
- melancholious — (obsolete) melancholy.
- melanogenesis — the production of melanin
- mellifluously — sweetly or smoothly flowing; sweet-sounding: a mellifluous voice; mellifluous tones.
- melodiousness — The property of being melodious.