17-letter words containing e, f, t, n
- man's best friend — a dog, especially as a pet.
- manganese sulfate — a pink, water-soluble, usually tetrahydrate salt, MnSO 4 ⋅4H 2 O, used chiefly in fertilizers, paints, and varnishes.
- manifest function — any function of an institution or other social phenomenon that is planned and intentional.
- manufactured home — a prefabricated house, assembled in modular sections.
- mare fecunditatis — (Sea of Fertility) a dark plain in the fourth quadrant and extending into the first quadrant of the face of the moon: about 160,000 sq. mi. (415,000 sq. km).
- margaret of anjou — 1430–82, queen of Henry VI of England.
- master of science — a master's degree given usually in a specific branch of the natural sciences, mathematics, or technology.
- maternity benefit — government allowance
- matter of opinion — a point open to question; a debatable statement
- memoised function — memo function
- memoized function — memo function
- mental deficiency — mental retardation
- merchant of death — a company, nation, or person that sells military arms on the international market, usually to the highest bidder and without scruple or regard for political ramifications.
- metallofullerenes — Plural form of metallofullerene.
- method of payment — cash, credit card, cheque, etc.
- methyltransferase — any of a class of enzymes that catalyze the transfer of methyl groups from one molecule to another.
- mexican stand-off — A Mexican stand-off is a situation in which neither of the people or groups in a conflict or dispute can win and neither wants to give in first.
- microsoft network — The Microsoft Network
- mill on the floss — a novel (1860) by George Eliot.
- minion of the law — a policeman.
- minister of state — (in the British Parliament) a minister, usually below cabinet rank, appointed to assist a senior minister with heavy responsibilities
- misidentification — to identify incorrectly.
- mode of transport — means of travel
- moment of inertia — the sum of the products of the mass and the square of the perpendicular distance to the axis of rotation of each particle in a body rotating about an axis.
- monarch butterfly — a large, deep-orange butterfly, Danaus plexippus, having black and white markings, the larvae of which feed on the leaves of milkweed.
- money-market fund — a mutual fund that invests in the money market.
- month after month — every month
- mother of vinegar — mother2 .
- motion of censure — a motion by opposition parties criticizing the government
- mount fairweather — a mountain in W North America, on the border between Alaska and British Columbia. Height: 4663 m (15 300 ft)
- native frangipani — an Australian evergreen tree, Hymenosporum flavum, with large fragrant yellow flowers: family Pittosporaceae
- natural frequency — the frequency at which a system vibrates when set in free vibration
- neck of the woods — the part of the body of an animal or human being that connects the head and the trunk.
- negative feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
- negative transfer — the obstruction of or interference with new learning because of previous learning, as when a U.S. tourist in England learns to drive on the left side of the road.
- neurofibromatosis — a dominantly inherited genetic disorder characterized by flat brown patches on the skin, neurofibromas of the skin and internal organs, and in some cases skeletal deformity.
- newfoundland time — a form of civil time observed on the island of Newfoundland, one and one-half hours later than Eastern time and a half hour later than Atlantic time.
- night after night — every night or for many successive nights
- nightshade family — the plant family Solanaceae, characterized by herbaceous plants, trees, shrubs, and vines having alternate, simple or pinnate leaves, conspicuous flowers, and fruit in the form of a berry or capsule, and including belladonna, eggplant, nightshade, peppers of the genus Capsicum, petunia, potato, tobacco, and tomato.
- nitrogen fixation — any process of combining atmospheric nitrogen with other elements, either by chemical means or by bacterial action: used chiefly in the preparation of fertilizers, industrial products, etc.
- non-certification — the act of certifying.
- non-proliferation — Non-proliferation is the limiting of the production and spread of something such as nuclear or chemical weapons.
- non-reinforcement — the act of reinforcing.
- noninertial frame — a frame of reference that moves with the object, so that the moving object appears to violate Newton's laws of motion since it accelerates despite having no horizontal forces on it.
- nonteaching staff — employees within an academic or vocational environment whose jobs do not involve teaching
- north frigid zone — the part of the earth's surface between the Arctic Circle and the North Pole.
- northern kingfish — a croaker, Menticirrhus saxatilis, inhabiting Atlantic coastal waters of the U.S.
- northern studfish — See under studfish.
- not lift a finger — any of the terminal members of the hand, especially one other than the thumb.
- not one's idea of — not what one regards as (hard work, a holiday, etc)