Simple Definition of aviation

from our Learner's Dictionary

aviation

noun

ˌeɪviˈeɪʃən How to pronounce aviation (audio)
: the business or practice of flying airplanes, helicopters, etc.
an expert in aviation
commercial/military aviation
—often used before another noun
an aviation expert
the aviation industry

Cite this Entry

“Aviation.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/aviation. Accessed 22 Apr. 2026.

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