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Definition of caldera noun from the Oxford Advanced Learner's Dictionary

caldera

noun
 
/kælˈdeərə/
 
/kælˈderə/
(specialist)
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  1. a very large hole in the top of a volcano, usually caused by an eruption
    Word Originlate 17th cent.: from Spanish, from late Latin caldaria ‘boiling pot’.
See caldera in the Oxford Advanced American Dictionary
Check pronunciation: caldera

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pity
noun
 
 
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