gravitational radiation


Definition of gravitational radiation

: a series of gravitational waves also : the generation of such waves (as by a celestial object)

Examples of gravitational radiation in a Sentence

Recent Examples on the Web This is also the speed that any form of pure radiation, such as gravitational radiation, must travel at, and also the speed, under the laws of relativity, that any massless particle must travel at. Ethan Siegel, Forbes, 12 May 2021 The infall of normal matter, dark matter, neutrinos, and even regular (electromagnetic) radiation vastly outstrips the energy gain from incoming gravitational radiation. Ethan Siegel, Forbes, 18 June 2021 The quantum counterpart of gravitational radiation, the (spin=2) graviton, is only theorized; it has never been measured or detected directly. Ethan Siegel, Forbes, 18 June 2021 And there’s the energy in gravitational waves, a form of gravitational radiation that carries energy away from a system. Ethan Siegel, Forbes, 5 May 2021 Within the past two years simultaneous increases in the output of detectors at these sites have provided evidence of bursts of gravitational radiation emanating from the center of our galaxy. Mark Fischetti, Scientific American, 23 Apr. 2021 To provide a faithful simulation of the universe, the code accounts for the effects of relativity, magnetism, gravitational radiation and much more. Quanta Magazine, 20 Feb. 2020 The only possible mechanism for individual super-WIMPs to lose kinetic energy is to convert a tiny bit of it into gravitational radiation. Scientific American, 1 Mar. 2011 The first detection came in September 2015, when LIGO researchers sensed a burst of gravitational radiation from two massive black holes dozens of times as massive as the sun merging 1.3 billion light-years away. Adrian Cho, Science | AAAS, 16 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gravitational radiation.' 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 gravitational radiation

1938, in the meaning defined above

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Time Traveler for gravitational radiation

Time Traveler

The first known use of gravitational radiation was in 1938

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Dictionary Entries Near gravitational radiation

gravitational potential

gravitational radiation

gravitational system

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Statistics for gravitational radiation

Cite this Entry

“Gravitational radiation.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2021.

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