retarc en · NOUN
Pronunciation
- /ˈɹiːtɑː(ɹ)k/
Etymology
From crater reversed, signifying the formation of an elevated mound rather than the typical sunken crater.
Meanings
- (qualifier:nuclear testing) A rubble mound occasionally formed by a powerful underground explosion (usually nuclear) in solid rock, due to the chimney of shattered rock above the explosion occupying a greater volume than the solid rock previously present.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| retarcs | Number=Plur | lexicographic |