Idiopathic

{ Id′i‐o‐path″ic (?), Id′i‐o‐path″ic‐al (?), } a. [Cf. F. idiopathique.] (Med.) Pertaining to idiopathy; characterizing a disease arising primarily, and not in consequence of some other disease or injury; — opposed to symptomatic, sympathetic, and traumatic. — Id′i‐o‐path″ic‐al‐ly, adv.