meaning of referable
1. Capable of being referred, or considered in relation to something else; assignable; ascribable.
2. usually followed by `to able to be 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"; "decide to which of these motives such extraordinary scenes are referable"- Charles Dickens