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2017 Word of the Year

substratosphere

[suhb-strat-uh-sfeer] /sʌbˈstræt əˌsfɪər/
noun, (not used technically)
1.
the upper troposphere.
Origin of substratosphere
1915-1920
First recorded in 1915-20; sub- + stratosphere
Related forms
substratospheric
[suhb-strat-uh-sfer-ik, -sfeer-] /ˌsʌb stræt əˈsfɛr ɪk, -ˈsfɪər-/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for substratosphere
Historical Examples
  • It hadn't looked so big from the substratosphere in Alexander's ship, but down here close to the ground it was enormous.

    The Lani People J. F. Bone

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