- outside window shutters having louvres to keep out the sun while maintaining ventilation
WordReference Random House Unabridged Dictionary of American English © 2026
per•si•ennes
(pûr′zē enz′; Fr. per syen′),USA pronunciation n.
- Furniture(used with a pl. v.) See Persian blinds.
- Textiles(used with a sing. v.) a printed or painted fabric of cotton or silk.
- French, noun, nominal use of plural of persienne, feminine of persien, obsolete variant of persan Persian
- 1835–45
Collins Concise English Dictionary © HarperCollins Publishers::
persiennes /ˌpɜːsɪˈɛnz/ pl n