radio telescope

noun

: a radio receiver-antenna combination used for observation in radio astronomy

Examples of radio telescope in a Sentence

Recent Examples on the Web
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Only radio telescopes can locate GRGs, which glow at radio frequencies. Jamie Carter, Forbes, 20 Jan. 2025 The quiet zone is needed to help radio telescopes detect the faintest signals from deep space. Michael Kan, PCMAG, 28 Oct. 2024 The sky is awash with radio-frequency interference (RFI), but thanks to two astronomers who tracked down a stray TV broadcast reflected off a passing airplane, there may be a new way to wipe out some of the rogue signals that plague our radio telescopes. Keith Cooper, Space.com, 17 Feb. 2025 Next-generation radio telescopes are focusing not on the galaxies but on the neutral hydrogen that once pervaded all of space. The Editors, JSTOR Daily, 30 Jan. 2025 See All Example Sentences for radio telescope

Word History

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of radio telescope was in 1947

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Cite this Entry

“Radio telescope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radio%20telescope. Accessed 10 Mar. 2025.

Kids Definition

radio telescope

noun
: a radio receiver-antenna combination used for observation in radio astronomy

More from Merriam-Webster on radio telescope

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