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Definition of "caldera" [caldera]

  • A large crater formed by volcanic explosion or by collapse of a volcanic cone. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "caldera" in a sentence
  • "I believe it has its own atmosphere because it is built in what you call a caldera, but I may have picked that information up from like a Syfy TV movie about the Coming Global Superstorm, or invented it in my own mind."
  • "The technical term for Yellowstone's supervolcano is "caldera," a Spanish word meaning"
  • "The common sort is employed for hedging and called caldera by Europeans in many parts of"