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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The snow has blanketed part of the Atacama Desert, which gets less than an inch of rainfall per year and is home to home the Atacama Large Millimeter/submillimeter Array (ALMA), a large network of radio telescopes in northern Chile. María De Los Ángeles Orfila, Space.com, 5 July 2025 The data James and his colleagues were looking at came from the ASKAP radio telescope, an array of 36 dish antennas in Wajarri Yamaji Country, each about three stories tall. Jacopo Prisco, CNN Money, 30 June 2025 That’s smaller than Pluto’s 1,477 miles (2,377 kilometers), but if its size is confirmed using radio telescopes, 2017 OF201 will become the largest object in the outer solar system found in more than a decade. Jamie Carter, Forbes.com, 15 June 2025 The Australian radio telescope has a wide field view of the night sky, while Chandra observes only a fraction of it. Eric Lagatta, USA Today, 31 May 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 20 Jul. 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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