17-letter words containing a, t, r, i, e, d
- radioactive decay — decay (def 8).
- radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
- radiometeorograph — a device for the automatic transmission by radio of the data from a set of meteorological instruments
- rail detector car — a car equipped with special instruments and used to locate defects in rails.
- 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.
- read the riot act — an English statute of 1715 providing that if 12 or more persons assemble unlawfully and riotously, to the disturbance of the public peace, and refuse to disperse upon proclamation they shall be considered guilty of felony.
- read-write memory — a type of computer memory that you can write to as well as read from
- ready and waiting — If you want to emphasize that a person is properly prepared for something, or that something can now be used, you can say that they are ready and waiting.
- received standard — the form of educated English spoken originally in southern England and having Received Pronunciation as a chief distinguishing feature.
- recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
- recreational drug — drug taken for pleasure
- 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
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- 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.
- remittance advice — a letter sent by a customer to a supplier, to let them know that their invoice has been paid
- 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 ….
- restraining order — a judicial order to forbid a particular act until a decision is reached on an application for an injunction.
- retained earnings — income not paid out as shares
- retarded ignition — late ignition, which may cause the engine to under-perform
- reverse apartheid — a perceived bias against White people following the end of Apartheid
- rheumatic disease — any of a group of diseases of the connective tissue, of uncertain causes, including rheumatoid arthritis, gout, and rheumatic fever
- rheumatoid factor — an antibody that is found in the blood of many persons afflicted with rheumatoid arthritis and that reacts against globulins in the blood.
- rhode island bent — a European pasture grass, Agrostis tenuis, naturalized in North America, having red flower clusters.
- rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
- right in the head — sane
- ring-tailed lemur — a Madagascan prosimian primate, Lemur catta, with a long black and white ringed tail
- rubarth's disease — a common, rapidly progressing viral hepatitis of dogs and other carnivores, often confused with canine distemper.
- 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.
- second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
- second generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- second-generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- 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-depreciating — self-deprecating.
- semi-manufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- silver star medal — a U.S. military decoration in the form of a bronze star with a small silver star at the center, awarded for gallantry in action
- simulated leather — fake leather that is an imitation of real leather and is usually made from a cheaper material
- sinbad the sailor — a merchant in The Arabian Nights who makes seven adventurous voyages
- single-track road — a road that is only wide enough for one vehicle
- sir arthur harden — Sir Arthur, 1865–1940, English biochemist: Nobel Prize 1929.
- sleep deprivation — a condition in which you have not had enough sleep
- slenderness ratio — aspect ratio (def 4a).
- slenderness-ratio — Aeronautics. the ratio of the span of an airfoil to its mean chord.
- social democratic — A social democratic party is a political party whose principles are based on social democracy.
- sodium bichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- sodium dichromate — a red or orange crystalline, water-soluble solid, Na 2 Cr 2 O 7 ⋅2H 2 O, used as an oxidizing agent in the manufacture of dyes and inks, as a corrosion inhibitor, a mordant, a laboratory reagent, in the tanning of leather, and in electroplating.
- sodium propionate — a transparent, crystalline, water-soluble powder, C 3 H 5 NaO 2 , used in foodstuffs to prevent mold growth, and in medicine as a fungicide.
- sodium pyroborate — borax1 .