Search Result for "waterworn": 
Wordnet 3.0

ADJECTIVE (1)

1. (of rocks especially) worn smooth by the action of water; 



The Collaborative International Dictionary of English v.0.48:

Waterworn \Wa"ter*worn`\, a.
   Worn, smoothed, or polished by the action of water; as,
   waterworn stones.
   [1913 Webster]


WordNet (r) 3.0 (2006):

waterworn
    adj 1: (of rocks especially) worn smooth by the action of water