idiopathic Meaning, Definition & Usage

  1. adjective (of diseases) arising from an unknown cause
    • idiopathic epilepsy

WordNet

Id`i*o*path"ic, Id`i*o*path"ic*al adjective (Also<
  • Idiopathic
  • Idiopathical
)
Etymology
Cf. F. idiopathique.
Definitions
  1. (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.

Webster 1913