Meteorology

Tropopause

Definition

The boundary between the troposphere (where weather occurs) and the stratosphere. Height varies from about 25000 feet at the poles to 55000 feet at the equator. Temperature stops decreasing at the tropopause.

Related Terms

Jet Stream

A narrow band of strong winds (typically 100-200 knots) found at high altitudes ...

International Standard Atmosphere(ISA)

A model atmosphere used for aircraft performance calculations. At sea level: 15 ...

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