Wordnet 3.0
NOUN (1)
1. 
 a grammatical category in inflected languages governing the agreement between nouns and pronouns and adjectives; 
 in some languages it is quite arbitrary but in Indo-European languages it is usually based on sex or animateness; 
[syn: gender, grammatical gender]
WordNet (r) 3.0 (2006):
grammatical gender
    n 1: a grammatical category in inflected languages governing the
         agreement between nouns and pronouns and adjectives; in
         some languages it is quite arbitrary but in Indo-European
         languages it is usually based on sex or animateness [syn:
         gender, grammatical gender]