Lewis Short
sānesco, ĕre
* V. inch. n. [sanus], to become sound, get well, heal (post-Aug.): insanientes sub somno sanescunt,Cels. 3, 18: corpus,id. 2, 8: ulcera,id. 3, 22; Plin. 17, 23, 35, § 214: vulnera,Col. 6, 7, 4: cutis,Cels. 8, 4 et saep.
Charlton T. Lewis, Charles Short, A Latin Dictionary