The Collaborative International Dictionary of English v.0.48:

Salol \Sal"ol\, n. [Salicylic + -ol.] (Chem.)
   A white crystalline substance consisting of phenol
   salicylate.
   [1913 Webster]

WordNet (r) 3.0 (2006):

salol
    n 1: a white powder with a pleasant taste and odor; used to
         absorb light in sun tan lotions or as a preservative or an
         antiseptic or a coating for pills in which the medicine is
         intended for enteric release [syn: salol, phenyl
         salicylate]