[wahng-kuh l, wang-; German vahng-kuh l]
Fe·lix [fee-liks; German fey-liks] /ˈfi lɪks; German ˈfeɪ lɪks/, 1902–88, German engineer: inventor of rotary engine.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
type of rotary internal combustion engine, 1961, from name of German engineer Felix Wankel (1902-1988).
Online Etymology Dictionary, © 2010 Douglas Harper