1) Capable of arbitration 
• (v. t.) Capable of being decided by arbitration; determinable.
Ar'bi·tra·ble adjective [ Confer French arbitrable , from Latin arbitrari . See Arbitrate , transitive verb ] Capable of being decided by arbitration; determinable. [ Archaic] Bp. Hall. 
[adj] - appropriate for or subject to settlement by arbitration
adjective appropriate for or subject to settlement by arbitration; `an arbitrable wage and health benefits policy`; `an arbitrable dispute`
capable of arbitration; subject to the decision of an arbiter or arbitrator: an arbitrable dispute.