19-letter words containing n, a, f, o
- pistol-handle knife — a table knife, especially of the 18th century, having a slightly curved handle resembling the grip of a flintlock pistol.
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- play fast and loose — a dramatic composition or piece; drama.
- pocket-handkerchief — handkerchief (def 1).
- point the finger at — to accuse or blame
- post-and-rail fence — a fence constructed of upright wooden posts with horizontal timber slotted through it
- preferential voting — a system of voting designed to permit the voter to indicate an order of preference for the candidates on the ballot.
- presumption of fact — a presumption based on experience or knowledge of the relationship between a known fact and a fact inferred from it.
- pride-of-california — a shrubby plant, Lathyrus splendens, of the legume family, native to southern California, having showy clusters of pale rose-pink, violet, or magenta flowers and large, smooth, beaked pods.
- process performance — Process performance is a measure of how efficient or effective a process is.
- production platform — offshore power station
- professional advice — advice given by someone trained in a particular and relevant profession or job
- professional school — a postgraduate school or college which trains students for a particular profession
- professionalization — to give a professional character or status to; make into or establish as a profession.
- pseudo-professional — following an occupation as a means of livelihood or for gain: a professional builder.
- pugwash conferences — international peace conferences of scientists held regularly to discuss world problems: Nobel peace prize 1995 awarded to Joseph Rotblat (1908–2005) , one of the founders of the conferences, secretary-general (1957–73), and president (1988–97)
- put a figure on sth — When you put a figure on an amount, you say exactly how much it is.
- put on the feed bag — Also called nose bag. a bag for feeding horses, placed before the mouth and fastened around the head with straps.
- rate of penetration — The rate of penetration is the speed with which a drill bit can break the rock under it.
- relief organization — humanitarian group
- republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
- republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
- reticular formation — a network of neurons in the brainstem involved in consciousness, regulation of breathing, the transmission of sensory stimuli to higher brain centers, and the constantly shifting muscular activity that supports the body against gravity.
- revival of learning — the Renaissance in its relation to learning, especially in literature (Revival of Literature or Revival of Letters)
- saccharofarinaceous — pertaining to or consisting of sugar and meal.
- san fernando valley — valley in SW Calif., partly in NW Los Angeles: c. 260 sq mi (673 sq km)
- san francisco peaks — a mountain mass in N Arizona: highest point in the state, Humphrey's Peak, 12,611 feet (3845 meters).
- scare the pants off — to scare extremely
- scientific notation — a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power, as 1385.62 written as 1.386 × 10 3 .
- sea floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- sea of tranquillity — Astronomy. Mare Tranquillitatis.
- sea-floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- secondary infection — an infection resulting from another infection
- self identification — identification of oneself with some other person or thing.
- self-administration — the management of any office, business, or organization; direction.
- self-congratulating — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- self-congratulation — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- self-congratulatory — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- self-discrimination — an act or instance of discriminating, or of making a distinction.
- self-identification — identification of oneself with some other person or thing.
- self-interpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
- self-representation — the act of representing.
- self-transformation — the act or process of transforming.
- sentential function — an expression that contains one or more variables and becomes meaningful when suitable constant terms are substituted for them.
- shopping facilities — shops or other retail services
- shortness of breath — respiratory difficulty
- siberian forest cat — a breed of powerfully-built long-haired cat, typically tabby with a white ruff and white paws
- siberian wallflower — a North American plant, Erysimum asperum, of the mustard family, having orange-yellow flowers.
- sign of aggregation — any of the signs used to indicate grouping in an algebraic expression: vinculum, bar, or raised horizontal line, ; a pair of parentheses, (a + b); a pair of brackets, [ a + b ]; or a pair of braces, { a + b }.
- son-of-a-bitch stew — (in the Old West) a stew often prepared by chuck-wagon cooks for working cowboys, containing tripe and often also the heart, liver, brains, kidney, etc., of a slaughtered steer.