17-letter words containing r, a, d, i, l
- prelingually deaf — deaf from birth or having acquired deafness before learning to speak
- pressure altitude — the altitude for a given pressure in a standard atmosphere, such as that registered by a pressure altimeter.
- product liability — the responsibility of a manufacturer for injury or loss caused by its product.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- programming fluid — (jargon) (Or "wirewater") Coffee, unleaded coffee (decaffeinated), Cola, or any caffeinacious stimulant. Many hackers consider these essential for those all-night hacking runs.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudo-moralistic — a person who teaches or inculcates morality.
- pull your head in — be quiet!
- purely and simply — You use purely and simply to emphasize that the thing you are mentioning is the only thing involved.
- purple granadilla — the edible fruit of any of several species of passionflower, especially Passiflora edulis (purple granadilla) or P. quadrangularis (giant granadilla)
- pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
- pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- quattuordecillion — a cardinal number represented in the U.S. by 1 followed by 45 zeros, and in Great Britain by 1 followed by 84 zeros.
- radial (ply) tire — a motor vehicle tire having a foundation of plies of rubberized cords running at right angles to the center line of the tread: it provides better handling, etc. than a bias ply tire
- radial keratotomy — a surgical technique for correcting nearsightedness by making a series of spokelike incisions in the cornea to change its shape and focusing properties.
- radio alarm clock — an alarm clock which consists of a radio that can be set to play at a particular time
- radio in the loop — Wireless Local Loop
- radioluminescence — luminescence induced by nuclear radiation.
- rail detector car — a car equipped with special instruments and used to locate defects in rails.
- railroad crossing — place for vehicles to cross train tracks
- rat-tailed maggot — the aquatic larva of any of several syrphid flies of the genus Eristalis, that breathes through a long, thin tube at the posterior end of its body.
- reading knowledge — the ability to read a language, but not speak it
- receding hairline — hair that is thinning at the front
- recreational drug — drug taken for pleasure
- recurring decimal — Mathematics. repeating decimal.
- red-billed quelea — any of several African weaverbirds of the genus Quelea, especially Q. quelea (red-billed quelea) noted for its vast flocks that destroy grain crops.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- relative humidity — the amount of water vapor in the air, expressed as a percentage of the maximum amount that the air could hold at the given temperature; the ratio of the actual water vapor pressure to the saturation vapor pressure. Abbreviation: RH, rh.
- repeating decimal — a decimal numeral that, after a certain point, consists of a group of one or more digits repeated ad infinitum, as 2.33333 …. or 23.0218181818 ….
- revealed religion — religion based chiefly on the revelations of God to humans, especially as described in Scripture.
- rhode island bent — a European pasture grass, Agrostis tenuis, naturalized in North America, having red flower clusters.
- ring-tailed lemur — a Madagascan prosimian primate, Lemur catta, with a long black and white ringed tail
- rio grande do sul — a state in S Brazil. 107,923 sq. mi. (279,520 sq. km). Capital: Pôrto Alegre.
- road-fund licence — a licence showing that the tax payable in respect of a motor vehicle has been paid
- russian wolfhound — borzoi.
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- salt-rising bread — a kind of bread leavened with a fermented mixture of salted milk, cornmeal, flour, sugar, and soda.
- sandro botticelli — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- sanitary landfill — landfill.
- santa rosa island — an island off the coast of California, in the Santa Barbara (Channel Islands) of California. 17 miles (27 km) long.
- secondary glazing — insulation by means of a second pane of glass, or a sheet of plastic: a simple form of double glazing
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- secondary sealing — Secondary sealing is a system of wiper seals used in floating roof tanks.
- securities dealer — a person who buys and sells securities
- self-administered — to manage (affairs, a government, etc.); have executive charge of: to administer the law.
- self-aggrandizing — increase of one's own power, wealth, etc., usually aggressively.
- self-depreciating — self-deprecating.