aeropause

[ air-uh-pawz ]

noun

, Aeronautics.

1. the indefinite boundary in the upper atmosphere beyond which the air is too thin for conventional aircraft to operate.

aeropause

/ ˈɛərəˌpɔːz /

noun

1. the region of the upper atmosphere above which aircraft cannot fly

Word History and Origins

Origin of aeropause¹

First recorded in 1950–55; aero- + pause