17-letter words containing d, l
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- 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)
- put on a pedestal — an architectural support for a column, statue, vase, or the like.
- 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: .
- qualified success — If you describe something as a qualified success, you mean that it is only partly successful.
- 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.
- rattle one's dags — to hurry up
- reading knowledge — the ability to read a language, but not speak it
- receding hairline — hair that is thinning at the front
- recorded delivery — If you send a letter or parcel recorded delivery, you send it using a Post Office service which gives you an official record of the fact that it has been posted and delivered.
- recreational drug — drug taken for pleasure
- recurring decimal — Mathematics. repeating decimal.
- red and the black — a novel (1832) by Stendhal.
- 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.
- reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
- 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
- reformed spelling — a revised orthography intended to simplify the spelling of English words, especially to eliminate unpronounced letters, as by substituting thru for through, tho for though, slo for slow, etc.
- regulated tenancy — (in Britain) the letting of a dwelling by a nonresident private landlord, usually at a registered fair rent, from which the landlord cannot evict the tenant without a possession order from a court
- 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.
- remote-controlled — A remote-controlled machine or device is controlled from a distance by the use of radio or electronic signals.
- 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 ….
- reproductive cell — gamete.
- revealed religion — religion based chiefly on the revelations of God to humans, especially as described in Scripture.
- revealed theology — theology based on the doctrine that all religious truth is derived exclusively from the revelations of God to humans.
- 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
- rodolphe kreutzer — Rodolphe [raw-dawlf] /rɔˈdɔlf/ (Show IPA), 1766–1831, French violinist.
- roof of the world — Tibet, Plateau of.
- rough-legged hawk — a large hawk, Buteo lagopus, of the Northern Hemisphere, that feeds chiefly on small rodents.
- rural development — social or economic activities or initiatives designed to improve the standard of living in areas far away from large towns or cities
- russell's paradox — a paradox of set theory in which an object is defined in terms of a class of objects that contains the object being defined, resulting in a logical contradiction.
- russell, bertrand — Bertrand Russell
- russian wolfhound — borzoi.
- sable island pony — a variety of wild pony found on Sable Island, Nova Scotia
- 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.