thunderegg en · NOUN
Etymology
From thunder + egg.
Meanings
- A roughly spherical, nodule-like geological structure, similar to a geode, that is formed within a rhyolitic lava flow.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| thundereggs | Number=Plur | lexicographic | |
| thunder egg | alternative | lexicographic |
Translations (2)
cmn 雷公蛋石 (Translations) · fi ukkosenmuna (Translations)