cosmic noise

noun

Definition of cosmic noise

: unidentified celestial radio-frequency radiation especially : such radiation originating from outside the Milky Way

First Known Use of cosmic noise

1947, in the meaning defined above

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The first known use of cosmic noise was in 1947

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Cite this Entry

“Cosmic noise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmic%20noise. Accessed 19 Jun. 2021.

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