Lewis & Short

rĕ-călesco, lŭi, 3,

  1. I. v. inch. n., to become warm (again), to grow warm (rare but class.): cum motu atque exercitatione recalescunt (corpora), * Cic. N. D. 2, 10, 26; id. Flor. 4, 2, 53; Prud. Psych. 59.
  2. II. Trop.: mens recalescit, Ov. R. Am. 629: recalescere ex integro (in scribendo) et resumere impetum fractum omissumque, Plin. Ep. 7, 9, 6.