I. ˈa(ə)rə, ˈe(ə)r-, ˈāər-, -rōˌˌ noun
Etymology: aer- + space
1. : space comprising the earth's atmosphere and the space beyond
2. : a branch of physical science that deals with aerospace
3. : the aerospace industry
II. " adjective
: of or relating to aerospace, to vehicles used in aerospace or the manufacture of such vehicles, or to travel in aerospace
aerospace research
aerospace medicine