exustio
From LSJ
ἔκστασίς τίς ἐστιν ἐν τῇ γενέσει τὸ παρὰ φύσιν τοῦ κατὰ φύσιν → what is contrary to nature is any developmental aberration from what is in accord with nature (Aristotle, On the Heavens 286a19)
Latin > English (Lewis & Short)
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.