Lewis & Short

albĭco, āre, v. a. and n. [albus].

  1. * I. Act., to make white: rivus offensus a scopulo albicatur, becomes white, foamy, Poët. ap. Non. 75, 21.
  2. II. Neutr., to be white (rare; poet. or in post-Aug. prose): prata canis pruinis, * Hor. C. 1, 4, 4: albicans litus, Cat. 63, 87: ex nigro albicare incipit, Plin. 27, 5, 23, § 40: colos, id. 25, 8, 50, § 89: alb cans cauda, id. 10, 3, 3, § 6.
    Hence, * albĭcantius, adv. comp., somewhat in the way of white: (hyacinthus lapis) albicantius in aquaticum eliquescit, Sol. 30.