stratosphere


strato·sphere

noun \ˈstra-tə-ˌsfir\

Definition of STRATOSPHERE

1
:  the part of the earth's atmosphere which extends from the top of the troposphere to about 30 miles (50 kilometers) above the surface and in which temperature increases gradually to about 32° F (0° C) and clouds rarely form
2
:  a very high or the highest region on or as if on a graded scale <construction costs in the stratosphere> <the celebrity stratosphere>
strato·spher·ic \ˌstra-tə-ˈsfir-ik, -ˈsfer-\ adjective
strato·spher·i·cal·ly \-i-k(ə-)lē\ adverb

Origin of STRATOSPHERE

French stratosphère, from New Latin stratum + -o- + French sphère sphere, from Latin sphaera
First Known Use: 1909

stratosphere

noun    (Concise Encyclopedia)

Layer of the atmosphere that is located above the troposphere. The stratosphere extends from a lower boundary of about 11 mi (17 km) altitude to an upper boundary (the stratopause) at about 30 mi (50 km). The ozone layer is a part of the stratosphere.

Browse

Next Word in the Dictionary: stratous
Previous Word in the Dictionary: stratose
All Words Near: stratosphere

Seen & Heard

What made you want to look up stratosphere? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More