- The science of studying the radio portion of electromagnetic radiation created by celestial objects. In 1965, American radio astronomers Arno Penzias and Robert Wilson discovered a 3° K (-454° F) cosmic background radio emission, which probably came from the Big Bang.
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Radio astronomy — is a subfield of astronomy that studies celestial objects at radio frequencies. The field originated from the discovery that many astronomical objects emit radiation in the radio wavelengths as well as optical ones. The great advances in radio… … Wikipedia
radio astronomy — n. the branch of astronomy that deals with radio frequency radiation from space in order to obtain data and information about particular regions in the universe radio astronomer n … English World dictionary
radio astronomy — N UNCOUNT Radio astronomy is a branch of science in which radio telescopes are used to receive and analyse radio waves from space … English dictionary
radio astronomy — radioastronomija statusas Aprobuotas sritis elektroniniai ryšiai apibrėžtis Astronomijos šaka, nagrinėjanti kosminių kūnų išspinduliuotas arba atspindėtas radijo bangas. atitikmenys: angl. radio astronomy šaltinis Lietuvos Respublikos Vyriausybės … Lithuanian dictionary (lietuvių žodynas)
radio astronomy — noun Date: 1948 astronomy dealing with radio waves received from outside the earth s atmosphere • radio astronomer noun • radio astronomical adjective … New Collegiate Dictionary
radio astronomy — noun the branch of astronomy that detects and studies the radio waves emitted by celestial bodies • Hypernyms: ↑astronomy, ↑uranology … Useful english dictionary
radio astronomy — noun The branch of astronomy which utilizes radio waves through the use of radio telescopes to study celestial bodies and occurrences … Wiktionary
radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe. [1945 50] * * * … Universalium
radio-astronomy — branch of astronomy that deals with the study of heavenly bodies by means of radio waves … English contemporary dictionary
radio astronomy — noun the branch of astronomy concerned with radio emissions from celestial objects … English new terms dictionary
radio astronomy — ra′dio astron omy n. astron. the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe • Etymology: 1945–50 … From formal English to slang