Source : Webster's Revised Unabridged Dictionary (1913)

Lithic \Lith"ic\, a. [Gr. ? of or belonging to stones, fr.
   li`qos stone: cf. F. lithique.]
   1. Of or pertaining to stone; as, lithic architecture.

   2. (Med.) Pertaining to the formation of uric-acid
      concretions (stone) in the bladder and other parts of the
      body; as, lithic diathesis.

   {LIthic acid} (Old Med. Chem.), uric acid. See {Uric acid},
      under {Uric}.