For Cirque we have terms and definitions in 3 topics. The topics are Landforms, Physical Geography and Volcano.

A semicircular or amphitheater-shaped bedrock feature created as glaciers scour back into the mountain. This is where the snow and ice forming the glacier first accumulates; it is the "headwaters" of a glacier.
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Glacially eroded rock basin found on mountains. Most alpine glaciers originate from a cirque.
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A steep-walled horseshoe-shaped recess high on a mountain that is formed by glacial erosion.
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