CALDERA

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A large crater caused by the violent explosion of a volcano that collapses into a depression

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("caldera" is a kind of...):

crater; volcanic crater (a bowl-shaped geological formation at the top of a volcano)

Credits