Venetian (n.) Look up Venetian at Dictionary.com
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).