JALOUSIE
jalousie
(noun) a shutter made of angled slats
Source: WordNet® 3.1
Etymology
Noun
jalousie (plural jalousies)
(naval architecture) A component in a ventilation system.
Upward sloping window slats which form a blind or shutter, allowing light and air in but excluding rain and direct sun.
A pastry with the upper side sliced before final baking to resemble a wooden slatted blind.
Source: Wiktionary
Ja`lou`sie", n. Etym: [F. See Jealousy.]
Definition: A Venetian or slatted inside window blind.
Source: Webster’s Unabridged Dictionary 1913 Edition