PERSIENNE
Etymology
Noun
persienne (countable and uncountable, plural persiennes)
Printed calico or similar material.
A window blind with movable slats, similar to a Venetian blind.
Source: Wiktionary
Per`si*enne" (per`si*en"; -shi*en"; F. per`syen"), n. [F., fem. of
presien Persian.]
Definition: Properly, printed calico, whether Oriental or of fanciful
design with flowers, etc., in Western work. Hence, as extended in
English, material of a similar character.
Source: Webster’s Unabridged Dictionary 1913 Edition