17-letter words containing r, a, d, e
- 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.
- quick on the draw — having fast reflexes
- 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.
- radiant emittance — radiant flux emitted per unit area.
- radiant intensity — a measure of the amount of radiation emitted from a point expressed as the radiant flux per unit solid angle leaving this source
- radiation pattern — the graphic representation of the strength and direction of electromagnetic radiation in the vicinity of a transmitting aerial
- radiation therapy — x-rays used as treatment
- radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
- radio in the loop — Wireless Local Loop
- radio-transparent — transparent to radiation; invisible in x-ray photographs and under fluoroscopy (opposed to radiopaque).
- 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.
- radioluminescence — luminescence induced by nuclear radiation.
- 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.
- rattle one's dags — to hurry up
- raynaud's disease — a vascular disorder of unknown cause, characterized by recurrent episodes of blanching and numbness of the fingers and toes and sometimes the tip of the nose and ears, usually triggered by stress or exposure to cold.
- 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
- reading knowledge — the ability to read a language, but not speak it
- 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.
- receding forehead — a forehead which slopes backwards
- receding hairline — hair that is thinning at the front
- 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
- recurring decimal — Mathematics. repeating decimal.
- red and the black — a novel (1832) by Stendhal.
- red-backed shrike — a common Eurasian shrike, Lanius collurio, the male of which has a grey crown and rump, brown wings and back, and a black-and-white face
- 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
- reed canary grass — any of various grasses of the genus Phalaris, as P. canariensis, native to the Canary Islands, bearing seed used as food for cage birds, or P. arundinacea (reed canary grass) used throughout the Northern Hemisphere as fodder.
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- 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.
- 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
- 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.
- 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