Meaning & use
caldera
A large, bowl-shaped crater formed when a volcano collapses into its emptied magma chamber.
See it in a sentence
Yellowstone National Park sits atop one of the largest calderas in the world.
A lake now fills the ancient caldera left behind after the eruption.
A note on using this word
A caldera forms through collapse after an eruption, unlike a smaller crater, which forms directly from the force of an explosion.
Words with a similar meaning
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