English
aerophysics
From aero- + physics.
Proto-Indo-European *h₂ews- ‘dawn’
Proto-Indo-European *h₂ewsér ‘in the direction of dawn, east’
Proto-Hellenic *auhḗr ‘morning mist’
Ancient Greek ἀήρ ‘air’
Ancient Greek ἀέρος
English aero-
Proto-Indo-European *bʰuH- ‘to become, grow’
…
Latin physica ‘study of nature’
Old French fisike ‘natural science’
Middle English phisik
English physic
English physics
Today it means
noun The physics of the design and construction of aerodynamic devices
Language periods are conventional ranges, not dates for this word.
Etymograph / aerophysics