"referable" in the adjective sense
1. ascribable, due, imputable, referable
capable of being assigned or credited to
"punctuation errors ascribable to careless proofreading"
"the cancellation of the concert was due to the rain"
"the oversight was not imputable to him"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License