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aerobraking

Today it means: The use of atmospheric drag to reduce the velocity of a spacecraft, especially so as to establish a stable orbit and to reduce fuel consumption. Full definition →

English braking ← Ancient Greek ἀέρος (aéros) ← Proto-Hellenic *auhḗr

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aerobraking · noun¹

Proto-Indo-European*h₂ews-
Proto-Indo-European*h₂ewsér
Proto-Hellenic*auhḗr
Ancient Greekᾱ̓ήρ (āḗr)
Ancient Greekἀέρος (aéros)
Englishaero-
Englishbraking
English todayaerobraking

From aero- + braking.

aerobraking · verb²

See the etymology of the corresponding lemma form.

Etymology from Wiktionary, CC BY-SA 4.0.