The troposphere is the lowest layer of the atmosphere with water vapor, vertical winds and temperatures that decrease as the altitude increases.
An example of the troposphere is the layer below the tropopause.
the atmospheric zone or shell below the tropopause, characterized by water vapor, vertical winds, weather, and decreasing temperatures with increasing altitude
Origin of troposphereFrench troposphère ; from Classical Greek tropos, a turning (see trope) + French sphère (see sphere)
The lowest region of the atmosphere between the earth's surface and the tropopause, characterized by decreasing temperature with increasing altitude.
From French troposphÃ¨re.