Meaning of AVIATION in English

ˌāvēˈāshən, ˌav- — the variant with a in 1st syll seems to be more frequent for “aviation” than for “aviator” noun

( -s )

Usage: often attributive

Etymology: French, from avi- (from Latin avis ) + -ation

1. : the operation of heavier-than-air aircraft

2. : military aircraft

carrier-based aviation

his aviation had sunk or damaged 52 Japanese vessels — Newsweek

3. : aircraft manufacture, development, and design especially of a particular group or nation

advances in American aviation

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.