Source : Webster's Revised Unabridged Dictionary (1913)

Littoral \Lit"to*ral\, a. [L. littoralis, litoralis, from
   littus, litus, the seashore: cf. F. littoral.]
   1. Of or pertaining to a shore, as of the sea.

   2. (Biol.) Inhabiting the seashore, esp. the zone between
      high-water and low-water mark.

Source : WordNet®

littoral
     adj : of or relating to a coastal or shore region
     n : the region of the shore of a lake or sea or ocean [syn: {litoral},
          {littoral zone}, {sands}]