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 (kăl-dâr′ə, -dîr′ə, käl-)
A large crater formed by volcanic explosion or by collapse of a volcanic cone.

[Spanish, cauldron, caldera, from Late Latin caldāria; see cauldron.]


(kælˈdɛərə; ˈkɔːldərə)
(Physical Geography) a large basin-shaped crater at the top of a volcano, formed by the collapse or explosion of the cone. See cirque
[C19: from Spanish Caldera (literally: cauldron), name of a crater in the Canary Islands]


(kælˈdɛr ə, kɔl-)

n., pl. -ras.
a large, basinlike depression resulting from the explosion or collapse of the center of a volcano.
[1860–65; < Sp Caldera literally, cauldron < Late Latin caldāria]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.caldera - a large crater caused by the violent explosion of a volcano that collapses into a depressioncaldera - a large crater caused by the violent explosion of a volcano that collapses into a depression
crater, volcanic crater - a bowl-shaped geological formation at the top of a volcano


[kælˈdɛərə] n (Geol) → caldera
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states of Wyoming, Idaho and Montana and lies on top of a volcanic caldera. Several hundred thousand year ago, a volcanic eruption in the Rocky mountains range sent lava flowing as far south as Texas.
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The same company which has not yet received authorization from Nicaragua to operate a ferry between La Union and Puerto Corinto, has now announced that it intends to run the service to Puerto Caldera in Costa Rica, reports (Nov.
(20,21) This eruption resulted in formation of the Aira caldera with a diameter of 20 km.
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As the central part of Strongili collapsed into the ocean, seawater rushed into the newly formed "caldera" creating a huge tsunami, which overwhelmed Crete and destroyed the Minoan civilisation.
This sophomore effort from Javier Ruiz Caldera, the helmer of the uneven-at-best parody "Spanish Movie," creates a loopy, frenetic world it entirely believes in.