Id`i*op"a*thy (?), n.; pl. Idiopathies (#). [Gr. ; proper, peculiar + , , to suffer: cf. F. idiopathie.]
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.
A morbid state or condition not preceded or occasioned by any other disease; a primary disease.
© Webster 1913.