D defs.my
Entry 2 senses Webster, 1913

Idiopathy

· Id·i·op·a·thy · IPA /ɪdiˈɑpəθi/
01 n. A peculiar, or individual, characteristic or affection.
pl. Idiopathies ((#))
  1. 1.
    A peculiar, or individual, characteristic or affection.
    “All men are so full of their own fancies and idiopathies, that they scarce have the civility to interchange any words with a stranger.” Dr. H. More.
  2. 2.
    A morbid state or condition not preceded or occasioned by any other disease; a primary disease.(Med.)