supernova remnant

noun Astronomy.

an expanding shell of gas, with accompanying strong radio and x-ray emissions, produced by a supernova.

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Nearby words

supernaturalism, supernaturality, supernaturalize, supernormal, supernova, supernova remnant, supernumerary, supernurse, supernutrient, superolateral, superorder

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019