Search Result for "coordinate clause":
Wordnet 3.0

NOUN (1)

1. a clause in a complex sentence that is grammatically equivalent to the main clause and that performs the same grammatical function; 



WordNet (r) 3.0 (2006):

coordinate clause
    n 1: a clause in a complex sentence that is grammatically
         equivalent to the main clause and that performs the same
         grammatical function