Boiling, burning, or glowing heat; = fervour, n. 1.

Boiling or glowing heat. Also, Violent ebullition, fermentation.

Glowing condition, intense heat.

A broiling, a great heat; a very hot state.

The state or quality of being fervent; glowing or burning heat, intensity of heat. Now rare.

Fierce or burning heat; concrete fire, flame.

Intensity of heat, burning quality.

(a) Intense heat. (b) Passion, zeal (Johnson).

transferred. Glowing or intense heat. rare.

A hissing sound, esp. one produced by the action of frying or roasting; also, broiling heat. Also figurative.