Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun astronomy The border between the Earth's atmosphere and
outer space , at an altitude of 100km above the Earth'ssea level .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Named after Theodore von Kármán
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Examples
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The Kármán line is the unofficial altitude at which space begins, about 62 miles up.
Axios AM Marc Andreessen 2021
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