a‧vi‧a‧tion /ˌeɪviˈeɪʃ
ən $ ˌeɪ-, ˌæ-/
noun [uncountable][
Date: 1800-1900;
Language: French;
Origin: Latin avis; ⇒ aviary]
1. the science or practice of flying in aircraft
2. the industry that makes aircraft
[TahlilGaran] Dictionary of Contemporary English ▲