Venetian blindve·ne·tian blind
[alsov- b-] [often pl.] a window blind made of a number of thin, horizontal wooden, metal, or plastic slats that can be set together at any angle to regulate the light and air passing through or be drawn up together to the top of the window by means of cords
or Ve·ne·tian blind
A window blind consisting of a number of thin horizontal adjustable slats that overlap when closed.