English Explanatory Dictionary

supershell

English dictionary entry

Meanings

noun
  1. A large region carved out of the interstellar medium by the combination of several supernova shells, leading to a lower density of gas and plasma within than without, larger than any single supernova could create.

Pronunciation

LL-Q1860 (eng)-Flame, not lame-supershell.wav

Word forms

supershell supershells

Etymology

From super- + shell.

Synonyms

superbubble
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