Толковый словарь английского языка Oxford English Reference - radio
Radio
radio
n. & v. --n. (pl. -os) 1 (often attrib.) a the transmission and reception of sound messages etc. by electromagnetic waves of radio-frequency (cf. WIRELESS). b an apparatus for receiving, broadcasting, or transmitting radio signals. c a message sent or received by radio. 2 a sound broadcasting in general (prefers the radio). b a broadcasting station or channel (Radio One). --v. (-oes, -oed) 1 tr. a send (a message) by radio. b send a message to (a person) by radio. 2 intr. communicate or broadcast by radio. Phrases and idioms radio astronomy the branch of astronomy concerned with the radio-frequency range of the electromagnetic spectrum. radio cab (or car) a cab or car equipped with a two-way radio. radio fix the position of an aircraft, ship, etc., found by radio. radio galaxy a galaxy emitting radiation in the radio-frequency range of the electromagnetic spectrum. radio ham see HAM. radio star a small star etc. emitting strong radio waves. radio telescope a directional aerial system for collecting and analysing radiation in the radio-frequency range from stars etc. Etymology: short for radio-telegraphy etc.
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I. adjective Etymology: 2~ or ~Date: 1887 of, relating to, or operated by radiant energy, of or relating to electric currents or phenomena (as electromagnetic radiation) of frequencies between about 3000 hertz and 300 gigahertz, 3. of, relating to, or used in ~ or a ~ set, specializing in ~ or associated with the ~ industry, c. transmitted by ~, making or participating in ~ broadcasts, controlled or directed by ~, II. noun (plural ~s) Etymology: short for ~telegraphy Date: 1903 1. the wireless transmission and reception of electric impulses or signals by means of electromagnetic waves, the use of these waves for the wireless transmission of electric impulses into which sound is converted, a ~ message, a ~ receiving set, 4. a ~ transmitting station, a ~ broadcasting organization, the ~ broadcasting industry, communication by ~, III. verb Date: 1913 transitive verb to send or communicate by ~, to send a ~ message to, intransitive verb to send or communicate something by ~ ...Толковый словарь английского языка
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