Chœur (choir)

Part of the church for which access is restricted to the clergy.
The choir consists normally of the sanctuaire (sanctuary) where the autel (altar) is, and the space where the choir sings.
In plan the choir is indicated in grey.
In the picture the choir with stalles (choir stalls) in the Saint-Vincent in Mont-Saint-Vincent.

Chœur - Wikipedia

Saint-Vincent - Mont-Saint-Vincent