Building light (6)
I believe the answer is:
window
(Other definitions for window that I've seen before include "Clear panel in envelope" , "Glassy area" , "Interval for action" , "One furthest from the aisle?" , "Transparent part of envelope" .)
I believe the answer is:
window
(Other definitions for window that I've seen before include "Clear panel in envelope" , "Glassy area" , "Interval for action" , "One furthest from the aisle?" , "Transparent part of envelope" .)