supernova impostor

English

Etymology

From being mistaken for a supernova.

Pronunciation
  • Rhymes: -ɒstə(ɹ)

Noun

supernova impostor (plural supernova impostors)

  1. (astronomy) An extremely energetic stellar flare event that is bright enough to be mistaken for a supernova, but through later spectral analysis is revealed to not be one.

Coordinate terms
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