Wall recess (6)
'wall recess' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for niche that I've seen before include "Calling" , "Recess - suitable position" , "Recess in wall for statue" , "Suitable slot" , "Particularly suitable position" .)
'wall recess' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for alcove that I've seen before include "Recess in a small room or wall" , "compartment" , "sheltered spot" , "bay" , "private part?" .)