A meteorological term describing an area of low atmospheric pressure associated with warm air rising.

A geological formation resulting from subsurface thermal activity causing a lowered land area.

भूवैज्ञानिक संघटन

English Usage: The thermal depression in the caldera is a result of volcanic activity.

Hindi Usage: कैल्डेरा में ऊष्णकटिबंधीय दबाव ज्वालामुखी गतिविधि का परिणाम है।