Real Dictionary

recess
A recess is a break between the periods of work of an official body such as a committee, a court of law, or a government.
If you refer to the recesses of someone's mind or soul, you are referring to thoughts or feelings they have which are hidden or difficult to describe.
The recesses of something or somewhere are the parts of it which are hard to see because light does not reach them or they are hidden from view.
countable noun: In a room, a recess is part of a wall which is built further back than the rest of the wall. Recesses are often used as a place to put furniture such as shelves.
verb: When formal meetings or court cases recess, they stop temporarily.

recess in American English
a receding or hollow place, as in a surface, wall, etc.; niche
noun: temporary withdrawal or cessation from the usual work or activity

recess in British English
noun: a space, such as a niche or alcove, set back or indented
verb: to place or set (something) in a recess