13-letter words containing i, n, w, a
- ultrawideband — a transmission technique using a very wide spectrum of frequencies that enables high-speed transfer of data
- unwhistleable — incapable of being whistled
- unwithdrawing — not withdrawing; not pulling back, retreating, or giving up
- unwomanliness — the quality or state of being unwomanly
- unworkability — the quality or state of being unworkable
- unworkmanlike — not appropriate to or befitting a good workman
- unwritten law — a law that rests for its authority on custom, judicial decision, etc., as distinguished from law originating in written command, statute, or decree.
- vacation work — work undertaken by students during their vacation
- wage increase — the amount by which a salary is increased
- wages council — (formerly, in Britain) a statutory body empowered to fix minimum wages in an industry; abolished in 1994
- wagon soldier — a field-artillery soldier.
- wait a minute — People often use expressions such as wait a minute or just a minute when they want to stop you doing or saying something.
- walking horse — Tennessee walking horse.
- walking stick — a stick held in the hand and used to help support oneself while walking.
- wall lighting — a system of lighting that is fixed onto a wall
- wall painting — mural painting executed by any of various techniques, as encaustic, tempera, fresco, or oil paint on canvas, often as an enhancement of the architecture of which the recipient wall is a part.
- wallcoverings — Plural form of wallcovering.
- walnut family — the plant family Juglandaceae, characterized by deciduous trees having alternate, pinnately compound leaves, male flowers in tassellike catkins and female flowers in clusters, and edible nuts enclosed in a thick-walled or leathery husk, and including the butternut, hickory, pecan, and walnut.
- walter piston — Walter, 1894–1976, U.S. composer.
- wandering jew — a legendary character condemned to roam without rest because he struck Christ on the day of the Crucifixion.
- wang jing wei — 1883–1944, Chinese politician. A leading revolutionary, he struggled (1927–32) with Chiang Kai-shek for control of the Kuomintang. During World War II he was head of a Japanese puppet government in Nanjing
- wankel engine — an internal-combustion rotary engine that utilizes a triangular rotor that revolves in a chamber (rather than a conventional piston that moves up and down in a cylinder): it has fewer moving parts and is generally smaller and lighter for a given horsepower.
- wanted notice — a public announcement by the police that they want to question someone in connection with a crime that has been committed
- wappenshawing — (formerly) the reviewing of the men under arms in a Scottish lordship or district
- war-weariness — exhaustion and low spirits caused by a long period of fighting
- warner robins — a city in central Georgia.
- warning light — a light that indicates danger
- warning track — a strip, often consisting of a cinder or dirt track, bordering the outer edge of the outfield between the outfield turf and the stadium wall that alerts outfielders that the wall is near, especially as they back up to catch a fly ball.
- warp knitting — a knitting process in which the yarn is knitted vertically in a flat form.
- warping board — a rectangular board containing evenly spaced pegs at each end on which the warp is wound in preparation for weaving.
- warping frame — a wooden frame containing evenly spaced pegs on which the warp is wound in preparation for weaving.
- washingtonian — living in or coming from Washington, D.C., or the state of Washington.
- wasting asset — an unreplaceable business asset of limited life, such as a coal mine or an oil well
- watch meeting — a religious meeting or service on watch night, terminating on the arrival of the new year.
- water curtain — a sheet of water from a series of sprinklers for protecting the walls and roof of a building from fires outside the building.
- water diviner — a person able to locate the presence of water, esp underground, with a divining rod
- water parsnip — a perennial aquatic plant; Berula erecta
- water parting — a watershed or divide.
- water spaniel — either of two breeds of spaniels, used for retrieving waterfowl.
- water turbine — a turbine driven by the momentum or reactive force of water.
- water-soaking — to soak or saturate with water.
- waterboarding — a harsh interrogation technique in which water is poured onto the face and head of the immobilized victim so as to induce a fear of drowning.
- waterflooding — (in oil, gas, or petroleum production) the practice of injecting water to maintain pressure in a reservoir and to drive the oil, etc towards the production wells
- watering hole — a bar, nightclub, or other social gathering place where alcoholic drinks are sold.
- watering spot — watering hole
- waterproofing — Chiefly British. a raincoat or other outer coat impervious to water.
- waterscorpion — any of several predaceous aquatic bugs of the family Nepidae, having clasping front legs and a long respiratory tube at the rear of the abdomen: capable of biting if handled.
- wave equation — Mathematics, Physics. any differential equation that describes the propagation of waves or other disturbances in a medium.
- wave function — a solution of a wave equation.
- waygoing crop — away-going crop.