1) A partition, screen or railing, which served to enclose or shut off a space in a building.
1422 the perclose that standys betwixt the entre and the shop, York
1505 dorez, wyndowez, glase and other perclosez ... and almaner thing long to every house, York
1536-7 for making of a parclose in ys hye chawmer ijs viijd, York
c.1538 the same hall is closed at the southe end with a parclose of bordes, Esholt.