Definition of "gamma-ray" []

• Pertaining to gamma rays or gamma radiation (adjective)

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• "And a supernova is described as "the most intense brilliance nature ever creates," ignoring the far brighter outbursts of quasars and the phenomenal stellar explosions known as gamma-ray bursters."
• "Greg Benford's "Penumbra" imagines a near wipe-out by a gamma-ray burst—a scenario we know could happen."
• "Take a look at the video and photos below to see depictions of terrestrial gamma-ray flashes in action, as observed by Fermi, and visit the NASA Fermi mission page to learn more about this discovery."