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aerothermodynamic border

 
Sci-Tech Dictionary: aerothermodynamic border
(¦e·rō′thər·mō·dī′nam·ik ′börd·ər)

(geophysics) An altitude of about 100 miles (160 kilometers), above which the atmosphere is so rarefied that the skin of an object moving through it at high speeds generates no significant heat.


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