Astronautics Vocabulary

The Astronautics Vocabulary is a glossary of terms that pertain to the science and technology of spaceflight. This alphabetical list can be navigated by clicking on the letters A-Z displayed on this page.

Definition of troposphere

Translation: troposphère

Definition: A division of the Earth's atmosphere. Lowest portion of the atmosphere, extending from surface to stratosphere (8 km at the poles to about 17 km at the equator); characterized by lapse rate, humidity, vertical air movements and weather.

Other Definition: None

Synonym: None