Fuel

Chamber's Twientieth Century Dictionary · 1908 · p. 42

fū′el, n. anything that feeds a fire, supplies energy, .— v.t. ( arch. ) to furnish with fuel.— adj. Fū′elled , furnished with fuel.— n. Fū′eller , one who, or that which, supplies fuel for fires. [O. Fr. fowaille —L. focale —L. focus , a fireplace.]