A combining form from the Greek 'i`dios, meaning private, personal, peculiar, distinct. [ 1913 Webster ]

n. [ Ideo- + -blast. ] (Bot.) An individual cell, differing greatly from its neighbours in regard to size, structure, or contents. [ 1913 Webster ]

‖n. [ NL. ] Idiocracy. [ 1913 Webster ]

n.; pl. Idiocrasies [ Idio- + Gr. kra^sis a mixture, fr. &unr_; to mix: cf. F. idiocrasie. ] Peculiarity of constitution; that temperament, or state of constitution, which is peculiar to a person; idiosyncrasy.

{ } a. Peculiar in constitution or temperament; idiosyncratic. [ 1913 Webster ]

n. [ From idiot; cf. Gr. &unr_; uncouthness, lack of education, fr. &unr_;. See Idiot, and cf. Idiotcy. ] The condition or quality of being an idiot; absence, or marked deficiency, of sense and intelligence. [ 1913 Webster ]

I will undertake to convict a man of idiocy, if he can not see the proof that three angles of a triangle are equal to two right angles. F. W. Robertson. [ 1913 Webster ]

a. [ Idio- + Gr. &unr_; circle + &unr_; to appear. ] (Crystallog.) Same as Idiophanous. [ 1913 Webster ]

a. [ Idio- + electric: cf. F. idioélectrique. ] (Physics) Electric by virtue of its own peculiar properties; capable of becoming electrified by friction; -- opposed to anelectric. -- n. An idioelectric substance. [ 1913 Webster ]

n. [ Gr. &unr_; autographic; 'i`dios one's own + gra`fein to write. ] A mark or signature peculiar to an individual; a trade-mark. [ 1913 Webster ]

{ } a. Of or pertaining to an idiograph. [ 1913 Webster ]