15-letter words containing a, d, m, s
- marek's disease — a contagious cancerous disease of poultry, caused by a herpesvirus and characterized by proliferation of lymphoid cells and paralysis of a limb or the neck.
- marfan syndrome — a hereditary disorder characterized by abnormally elongated bones, especially in the extremities, hypermotility of the joints, and circulatory and eye abnormalities.
- mariana islands — a group of 15 small islands in the Pacific, E of the Philippines: divided into Guam, a possession of the U.S., and the North Marianas, formally under U.S. trusteeship. 453 sq. mi. (1127 sq. km).
- marsh andromeda — a low-growing pink-flowered ericaceous evergreen shrub, Andromeda polifolia, that grows in peaty bogs of northern regions
- mashed potatoes — potatoes that have been boiled and then crushed into a soft pulpy mass
- mass production — the production or manufacture of goods in large quantities, especially by machinery.
- mass-producible — to produce or manufacture (goods) in large quantities, especially by machinery.
- massed practice — learning with no intervals or short intervals between successive bouts of learning
- master cylinder — the hydraulic pump of an automotive braking system that contains a cylinder and one or two pistons, is actuated by the brake pedal, and supplies hydraulic fluid under pressure to the brakes at each wheel.
- master's degree — a degree awarded by a graduate school or department, usually to a person who has completed at least one year of graduate study.
- mastoid process — a large, bony prominence on the base of the skull behind the ear, containing air spaces that connect with the middle ear cavity.
- mastoidectomies — Plural form of mastoidectomy.
- maternity dress — a dress worn by a pregnant woman and which is designed to allow for the changes in body size which take place during pregnancy
- maundy thursday — the Thursday of Holy Week, commemorating Jesus' Last Supper and His washing of the disciples' feet upon that day.
- meadow mushroom — any of various fleshy fungi including the toadstools, puffballs, coral fungi, morels, etc.
- means to an end — method of achieving sth
- mediastinoscopy — (medicine) A procedure for examining the inside of the mediastinum and the organs it encloses through a small incision, using an endoscope. This is a surgical procedure normally done under general anesthesia.
- medical history — the past background of a person in terms of health
- medical records — written information about a person's health during their life to date
- medical student — trainee doctor
- medical studies — a course of study leading to qualification as a doctor of medicine
- medical tourism — tourist travel for the purpose of receiving medical treatment or improving health or fitness: The spiraling cost of healthcare has contributed to the growth of medical tourism. Also called health tourism.
- medulloblastoma — (oncology) A malignant type of brain tumour that originates in the cerebellum.
- melville island — an island in the Arctic Ocean, N of Canada, belonging to Canada. 200 miles (320 km) long; 130 miles (210 km) wide.
- mendeleev's law — periodic law (def 2).
- mental disorder — any of the various forms of psychosis or severe neurosis.
- mermaid's purse — the horny or leathery egg case of certain cartilaginous fishes, as skates.
- metamorphosised — Simple past tense and past participle of metamorphosise.
- mid-lent sunday — Laetare Sunday.
- middle distance — Also called middle ground, middle plane. Fine Arts. the represented space between the foreground and background in paintings, drawings, etc.
- middle palisade — a mountain of the Sierra Nevada in EC California, one of the Palisades Peaks in the Sierra Nevada 14,040 feet (4279 meters).
- middle-distance — Also called middle ground, middle plane. Fine Arts. the represented space between the foreground and background in paintings, drawings, etc.
- midgard serpent — a serpent, the child of Loki and Angerboda, who lies wrapped around the world, tail in mouth, and is destined to kill and to be killed by Thor at Ragnarok; Jormungand.
- midsummer's day — Midsummer's Day or Midsummer Day is the 24th of June.
- miles and miles — a long distance
- milk of almonds — almond milk.
- minidisc player — a device for playing minidiscs
- mis-categorized — to arrange in categories or classes; classify.
- misapprehending — Present participle of misapprehend.
- misappropriated — to put to a wrong use.
- miscommunicated — Simple past tense and past participle of miscommunicate.
- miscoordinating — of the same order or degree; equal in rank or importance.
- miscoordination — Lack of coordination.
- missile address — ICBM address
- mogi das cruzes — a city in SE Brazil, E of São Paulo.
- mohandas gandhi — Indira [in-deer-uh] /ɪnˈdɪər ə/ (Show IPA), 1917–84, Indian political leader: prime minister 1966–77 and 1980–84 (daughter of Jawaharlal Nehru).
- mole salamander — ambystomid.
- monochlamydeous — (of a flower) having a perianth of one whorl of members; not having a separate calyx and corolla
- monosaccharides — Plural form of monosaccharide.
- monospaced type — a typeface in which the width of all letters, including the space around them, is the same