supershell en · NOUN
Pronunciation
- (US) audio
Etymology
From super- + shell.
Meanings
- 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.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| supershells | Number=Plur | lexicographic |
Coordinates
heliosphere · interstellar medium · astrosphere · intracluster medium · interstellar cloud · intergalactic cloud · intergalactic medium · nebula · interplanetary medium · circumgalactic medium