Avgas

//ˈævˌɡæs// noun

Definitions

Noun
  1. 1
    Gasoline fuel for piston-engined aircraft. countable, uncountable

    "Cylinder cracks are nothing new, however, and there is no reason to expect autogas-burning engines to have a higher incidence of head cracking than avgas-users"

Etymology

A blend of aviation + gasoline.

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