One entry found for troposphere.

Main Entry: tro·po·sphere
Pronunciation: trp--sfi()r, träp-
Function: noun
: the portion of the atmosphere which extends from the earth's surface to the bottom of the stratosphere and in which temperature generally decreases rapidly with altitude
- tro·po·spher·ic /trp--sfi()r-ik, träp-, -sfer-/ adjective

Pronunciation Symbols