17-letter words containing a, f, t, r
- make reference to — mention, allude to
- make the worst of — to be pessimistic about
- man enough to/for — If you say that a man is man enough to do something, you mean that he has the necessary courage or ability to do it.
- man's best friend — a dog, especially as a pet.
- manufacturability — The condition of being manufacturable.
- 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.
- mark of the beast — the mark put on the forehead of those who worship the beast, the symbol of opposition to God.
- 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
- mayflower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
- 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.
- methyltransferase — any of a class of enzymes that catalyze the transfer of methyl groups from one molecule to another.
- minister of state — (in the British Parliament) a minister, usually below cabinet rank, appointed to assist a senior minister with heavy responsibilities
- 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 .
- mount fairweather — a mountain in W North America, on the border between Alaska and British Columbia. Height: 4663 m (15 300 ft)
- munitions factory — a factory where munitions are made
- 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
- 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.
- night after night — every night or for many successive nights
- 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-confrontation — an act of confronting.
- non-profit-making — A non-profit-making organization or charity is not run with the intention of making a profit.
- non-proliferation — Non-proliferation is the limiting of the production and spread of something such as nuclear or chemical weapons.
- 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.
- not lift a finger — any of the terminal members of the hand, especially one other than the thumb.
- not spare oneself — to exert oneself to the full
- odds-on favourite — a person, team, horse, etc that is regarded as the most likely to win a competition
- odour of sanctity — sanctimoniousness
- of its own accord — If something happens of its own accord, it seems to happen by itself, without anyone making it happen.
- off-year election — (in the US) an election held in a year when a presidential election does not take place
- one-parent family — A one-parent family is a family that consists of one parent and his or her children living together.
- orange free state — a province in central Republic of South Africa: a Boer republic 1854–1900; a British colony (Orange River Colony, ) 1900–10. 49,647 sq. mi. (128,586 sq. km). Capital: Bloemfontein.
- organized ferment — ferment (def 1).
- out of all reason — unreasonable
- out of harm's way — If someone or something is out of harm's way, they are in a safe place away from danger or from the possibility of being damaged.
- overhead camshaft — a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbreviation: OHC.
- pacific northwest — the region of North America lying north of the Columbia River and west of the Rockies
- pacific tree frog — a common terrestrial frog, Hyla regilla, of western North America, having a dark stripe along each side of the head.