saracinesca

Etymology
From.

Noun

 * 1) roller blind, roller shutter
 * 2) sluice gate
 * 3) portcullis gate in the form of a grating
 * 4) slide valve that works by sliding
 * 5)  portcullis
 * 1) portcullis gate in the form of a grating
 * 2) slide valve that works by sliding
 * 3)  portcullis
 * 1)  portcullis