A small window lower than the other windows, found in some old churches. Cf. Leper window (LEPER sb.2 A. b), LYCHNOSCOPE.
1847. Archæol. Jrnl., IV. 314. No part of our ancient churches has so completely baffled the enquiries of antiquaries [etc.] as the low side windows which so frequently occur near the west end of the chancel, usually on the south side, but sometimes on the north, and sometimes on both sides; occasionally also near the east end of the nave, and in other situations.
1848. Ecclesiologist, VIII. 375. Where neither low side window nor bell-cot existed.
1852. Rock, Ch. Our Fathers, III. I. Contents p. v. The low side or ankrets window.
1894. Murrays Handbk. Oxfordsh., 103. On the S. is a low side window, blocked.