coralloid
English
Etymology
coral + -oid
Adjective
coralloid (not comparable)
- Having the shape or form of coral.
Synonyms
- coralloidal
Noun
coralloid (plural coralloids)
- A small node of calcite, aragonite or gypsum that forms on surfaces in caves, especially limestone caves.
Synonyms
- cave popcorn
Hypernyms
- speleothem