Search Result for "relative pronoun":
Wordnet 3.0

NOUN (1)

1. a pronoun (as `that' or `which' or `who') that introduces a relative clause referring to some antecedent; 



WordNet (r) 3.0 (2006):

relative pronoun
    n 1: a pronoun (as `that' or `which' or `who') that introduces a
         relative clause referring to some antecedent