Main Entry:

¹fu·el

Pronunciation:

\ˈfyü(-ə)l\

Function:

noun

Usage:

often attributive

Etymology:

Middle English fewel, from Anglo-French fuail, feuaile, from Vulgar Latin *focalia, from Latin focus hearth

Date:

13th century

1 a: a material used to produce heat or power by burning b: nutritive material c: a material from which atomic energy can be liberated especially in a reactor2: a source of sustenance or incentive : reinforcement