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avgas

American

[av-gas] / ˈævˌgæs /

noun

Aviation.

gasoline for use in piston-engined aircraft.

Etymology

Origin of avgas

First recorded in 1940–45; av(iation) + gas(oline)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.