Definify.com

Webster 1913 Edition

Idiograph

Id′i-o-graph

(ĭd′ĭ-ō̍-grȧf)

,

Noun.

[Gr. [GREEK] autographic;

ἴδιοσ

one’s own +

γράφειν

to write.]

A mark or signature peculiar to an individual; a trade-mark.