Venetian (n.)

early 15c., "native or resident of Venice," from Medieval Latin Venetianus, from Venetia (see Venice). Also probably in part from Old French Venicien. As a kind of dress cloth, from 1710. As an adjective from 1550s. Venetian blinds, made of thin light slats suspended on strips of webbing, so called by 1791 (see blinds).