noun🔗ShareКальдераA large crater formed by collapse of the cone or edifice of a volcano."The caldera loomed over the town, a vast, empty space where the volcano used to stand. "Кальдера нависала над городом, огромное, пустое пространство, где раньше стоял вулкан.geologygeographynatureChat with AIVocabulary GamePractice Reading