radio telescope


Definition of radio telescope

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

Examples of radio telescope in a Sentence

Recent Examples on the Web The world’s largest fully-steerable radio telescope is here too, a mountain-sized white satellite dish atop a construction crane that is visible from most anywhere in the northern part of the county. Longreads, "In Pocahontas County, Deep Divisions and a Gruesome Discovery," 22 Jan. 2020 China officially booted up its Five-hundred meter Aperture Spherical radio Telescope (FAST) over the weekend, even though construction wrapped in 2016 and the telescope has already produced several incredible findings. Jennifer Leman, Popular Mechanics, "China’s Big Boy Telescope Is Finally Ready to Hunt Some Aliens," 14 Jan. 2020 Even before cell phones became common, Heidmann realized that radio interference could eventually become so bad that searching for aliens with radio telescopes would be impossible on Earth. Wired, "Alien Hunters Need the Far Side of the Moon to Stay Quiet," 15 Nov. 2019 Peering into the abyss Powerful radio telescopes around the world can be synchronized to work together, enhancing their resolution beyond what any single telescope could achieve. National Geographic, "First-ever picture of a black hole unveiled," 10 Apr. 2019 That’s where the MeerKAT radio telescope enters the picture. Quanta Magazine, "Hidden Supercluster Could Solve Milky Way Mystery," 21 Nov. 2017 This makes the lunar farside an attractive site for future radio telescopes because the moon blocks all the radio signals from Earth. Wired, "Alien Hunters Need the Far Side of the Moon to Stay Quiet," 15 Nov. 2019 During five April nights that year, many of the world’s most powerful radio telescopes lent their precious observing hours to the EHT. Adam Glanzman, Smithsonian, "Meet the Global Team That Captured the First Image of a Black Hole," 19 Nov. 2019 And, given the moon’s low gravity environment, astronomers would also be able to build massive radio telescopes that dwarf those found on Earth. Wired, "Alien Hunters Need the Far Side of the Moon to Stay Quiet," 15 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radio telescope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of radio telescope

1947, in the meaning defined above

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Time Traveler for radio telescope

Time Traveler

The first known use of radio telescope was in 1947

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Last Updated

27 Jan 2020

Cite this Entry

“Radio telescope.” The Dictionary, Merriam-Webster Inc., Accessed 27 January 2020.

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More Definitions for radio telescope

radio telescope


English Language Learners Definition of radio telescope

technical : a piece of equipment that receives radio waves from space and that is used for finding stars and other objects

More from Merriam-Webster on radio telescope Encyclopedia article about radio telescope

Comments on radio telescope

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one that suddenly gains wealth or power

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