20-letter words containing l, w
- oxyacetylene welding — welding using an oxyacetylene burner
- pale western cutworm — the larva of a noctuid moth, Agrotis orthogonia, of the western U.S. and Canada, that seriously damages grains, beets, potatoes, alfalfa, etc., by feeding underground on roots and stems.
- particle beam weapon — a weapon that fires particle beams into the atmosphere or space
- phillips screwdriver — a screwdriver that has a cross at the tip that is intended to be used with Phillips screws
- phillips-screwdriver — a screw head having two partial slots crossed at right angles, driven by a special screwdriver (Phillips screwdriver)
- play merry hell with — to disturb greatly; disrupt
- pleased with oneself — If someone seems very satisfied with something they have done, you can say that they are pleased with themselves, especially if you think they are more satisfied than they should be.
- prince edward island — an island in the Gulf of St. Lawrence, forming a province of Canada: 2184 sq. mi. (5655 sq. km). Capital: Charlottetown.
- prince william sound — a sound in the Gulf of Alaska, on the S coast of Alaska: S end of Trans-Alaska oil pipeline at port of Valdez.
- propeller horsepower — a measure of the power actually available for driving a propeller after all wasted energy is deducted.
- prothonotary warbler — a wood warbler, Protonotaria citrea, of the eastern U.S., having an orange-yellow head and underparts, and bluish-gray wings and tail.
- queensland arrowroot — a South American and West Indian herb, Canna edulis, having large sheathing leaves, red flowers, and edible rhizomes.
- red-winged blackbird — a North American blackbird, Agelaius phoeniceus, the male of which is black with scarlet patches, usually bordered with buff or yellow, on the bend of the wing.
- ring wall foundation — A ring wall foundation is a base made of concrete, used to put large tanks on.
- rough-winged swallow — either of two New World swallows of the genus Stelgidopteryx, having outer primary feathers with small barblike hooks on the margins.
- ruby-crowned kinglet — an olive-gray, American kinglet, Regulus calendula, the male of which has an erectile, ruby crest.
- sb's future lies swh — If you say that someone's future lies in a particular place or activity, you think they will be most successful or happy in that place or doing that activity.
- school without walls — a nontraditional educational program that uses community facilities as learning resources.
- schwarzschild radius — the radius at which a gravitationally collapsing celestial body becomes a black hole.
- schwarzschild sphere — the sphere which surrounds a non-rotating uncharged black hole, from within which no information can escape because of gravitational forces
- second law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
- see with half an eye — the organ of sight, in vertebrates typically one of a pair of spherical bodies contained in an orbit of the skull and in humans appearing externally as a dense, white, curved membrane, or sclera, surrounding a circular, colored portion, or iris, that is covered by a clear, curved membrane, or cornea, and in the center of which is an opening, or pupil, through which light passes to the retina.
- sellers screw thread — a thread form in a system of standard sizes proposed by Sellers in 1884 and later accepted as standard in the USA, having a 60° flank angle with a flat top and foot
- separation allowance — an allowance paid to a member of the military when they are forced to be apart from their family due to their military duties
- settle accounts with — to pay or receive a balance due
- sharp-tailed sparrow — a sparrow, Ammospiza caudacuta, inhabiting salt marshes in North America, having narrow, sharply pointed tail feathers.
- sir william berkeley — Busby [buhz-bee] /ˈbʌz bi/ (Show IPA), (William Berkeley Enos) 1895–1976, U.S. choreographer and musical-film director.
- size-weight illusion — a standard sense illusion that a small object is heavier than a large object of the same weight
- slow-scan television — a technique or system in which an image is scanned electronically more slowly than is normally done in order to produce images, especially of still pictures, that can be transmitted economically, as over a telephone line, and displayed on a television screen.
- snowflake generation — the generation of people who became adults in the 2010s, viewed as being less resilient and more prone to taking offence than previous generations
- snows of kilimanjaro — a short story (1936) by Ernest Hemingway.
- software methodology — (programming) The study of how to navigate through each phase of the software process model (determining data, control, or uses hierarchies, partitioning functions, and allocating requirements) and how to represent phase products (structure charts, stimulus-response threads, and state transition diagrams).
- sound-and-light show — a nighttime spectacle or performance, at which a building, historic site, etc., is illuminated and the historic significance is imparted to spectators by means of narration, sound effects, and music.
- spread like wildfire — If something, especially news or a rumour, spreads like wildfire, it spreads extremely quickly.
- stained glass window — a window made of coloured glass, often showing religious pictures and usually seen in churches
- state highway patrol — a state's road traffic police
- stefan-boltzmann law — the law stating that the total energy radiated from a blackbody is proportional to the fourth power of its absolute temperature.
- that will be the day — I look forward to that
- the (whole) ballgame — the main or decisive factor, event, etc.
- the last word in sth — If you say that something is the last word in luxury, comfort, or some other quality, you are emphasizing that it has a great deal of this quality.
- the like(s) of which — If you refer to something the like of which or the likes of which has never been seen before, you are emphasizing how important, great, or noticeable the thing is.
- the luck of the draw — If you say that something is the luck of the draw, you mean that it is the result of chance and you cannot do anything about it.
- the whole nine yards — everything that is required; the whole thing
- to be walking on air — If you say that you are walking on air or floating on air, you mean that you feel extremely happy about something.
- to blow hot and cold — If someone blows hot and cold, they keep changing their attitude towards something, sometimes being very enthusiastic and at other times expressing no interest at all.
- to let the side down — If you say that someone has let the side down, you mean that they have embarrassed their family or friends by behaving badly or not doing well at something.
- to look high and low — If you say that you looked high and low for something, you are emphasizing that you looked for it in every place that you could think of.
- townsend's solitaire — a brownish, slender-billed songbird, Myadestes townsendi, of western North America.
- travelling-wave tube — an electronic tube in which an electron beam interacts with a distributed high-frequency magnetic field so that energy is transferred from the beam to the field
- triple witching hour — the last hour of trading on the New York Stock Exchange on the four Fridays each year when stock options, stock index futures, and options on such futures simultaneously expire: regarded as a time of extreme volatility in trading.