īgneus adj. ignis, of fire, fiery, on fire, burning, burning-hot: sidera: arces (i. e. caelum), H.: vis caeli, ether, O.: vis, fire (as an element): Chimaera, with fiery breath, H.: celeritas, motus.

—Of color, fiery, V.

—Fig., burning, fervid, ardent, vehement: furor, O.: vigor, V.: Tarchon, V.