/ ˌeɪviˈeɪʃn; NAmE / noun
[ U ] the designing, building and flying of aircraft :
civil / military aviation
the aviation business / industry
••
WORD ORIGIN
mid 19th cent.: from French , formed irregularly from Latin avis bird.
/ ˌeɪviˈeɪʃn; NAmE / noun
[ U ] the designing, building and flying of aircraft :
civil / military aviation
the aviation business / industry
••
WORD ORIGIN
mid 19th cent.: from French , formed irregularly from Latin avis bird.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005