exustĭo, ōnis, f. [exuro].
I A burning up , a conflagration : eluviones exustionesque terrarum, Cic. Rep. 6, 21, 23: ignis, Vulg. Isa. 64, 2: quorum finis exustio est, Hier. in Isa. 3, 7, 4.—Trop., Plin. 18, 1, 1, § 5.—
II A burning , scorching : solis, Plin. 17, 24, 37, § 223.