Noun.  (star) '''L'''uminous '''R'''ed '''N'''ova — an astronomical event, believed to be a type of stellar explosion, intermediate in power between that of a nova and a supernova, which as the explosive debris expands it reddens and cools, opposite of novae and supernovae, in which thinning explosive debris exposes hotter interior layers.

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This entry was last updated on RefTopia from its source on 3/20/2012.