Search Result for "sympatric": 
Wordnet 3.0

ADJECTIVE (1)

1. (of biological species or speciation) occurring in the same or overlapping geographical areas; 



WordNet (r) 3.0 (2006):

sympatric
    adj 1: (of biological species or speciation) occurring in the
           same or overlapping geographical areas [ant:
           allopatric]