Definition of chalazoidite
: a spherical body formed during some volcanic eruptions by concentric accretion of pumiceous dust upon a pellet of mud blown into the air from the volcano
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of chalazoidite
Greek chalaza hailstone + English -oid + -ite
Seen and Heard
What made you want to look up chalazoidite? Please tell us where you read or heard it (including the quote, if possible).