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词汇 stratosphere
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stratosphere n.

1908, from French stratosphère, literally "sphere of layers," coined by French meteorologist Léon-Philippe Teisserenc de Bort (1855-1913) from Latin stratus "a spreading out" (from past participle stem of sternere "to spread out," from PIE root *stere- "to spread") + French -sphère, as in atmosphère (see sphere).

The region where the temperature increases or remains steady as you go higher. An earlier stratosphere, attested in English 1908 and coined in German 1901, was a geological term for part of the Earth's crust. It is now obsolete. Related: Stratospheric.

updated on April 24, 2017

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更新时间:2025/6/18 18:41:41