Source : Webster's Revised Unabridged Dictionary (1913)

Idioelectric \Id`i*o*e*lec"tric\, a. [Idio- + electric: cf. F.
   idio['e]lectrique.] (Physics)
   Electric by virtue of its own peculiar properties; capable of
   becoming electrified by friction; -- opposed to {anelectric}.
   -- n. An idioelectric substance.