caldera Hear it!

caldera definition

cal·dera (kal der′ə)

noun

a broad, craterlike basin of a volcano, formed by an explosion or by collapse of the cone

Etymology: Sp < L caldarium: see caldarium

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.