Lewis Short
vălesco, ĕre
* V. inch. n. [valeo], to grow strong, acquire strength (rare; not in Cic.): (puerorum aetas) tali pacto recreata valescat,Lucr. 1, 942; 4, 17: sucus ex quo omne corpus valescit, Ambros. de Noë et Arca, 9, 28.
* Trop.: scelera impetu, bona consilia mora valescere,Tac. H. 1, 32: falsa,id. A. 2, 39: superstitiones,id. ib. 11, 15: meditatio et labor in posterum,id. ib. 4, 61.
Charlton T. Lewis, Charles Short, A Latin Dictionary