caldera

cal·de·ra

noun \kal-ˈder-ə, kȯl-, -ˈdir-\

Definition of CALDERA

: a volcanic crater that has a diameter many times that of the vent and is formed by collapse of the central part of a volcano or by explosions of extraordinary violence

Origin of CALDERA

Spanish, literally, caldron, from Late Latin caldaria — more at cauldron

First Known Use: 1691

Rhymes with CALDERA

Herrera, mascara, Ribera, Rivera, Sahara, sierra, tiara

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