The extreme end of the chancel or choir; properly the round or polygonal part.

Apsidal end of church with chapels radiating from it.

style of construction creating an ambulatory and radiating chapels at the eastern arm of a church.

The rounded end of a choir in a church.

the term for the east end of a church, made up of apse and ambulatory, with or without radiating chapels

Apse built as radiating chapels outside of the choir aisle, and the resulting, more complicated structure became known as the chevet at the beginning of the 13th century. [ Fig.2: North transept of the Abbey Church of Saint-Denis showing A)tower; B) Double Span Flying Buttresses; C) Gothic rose window with tracery; D) Lancet windows ( photo: Athena Review)].

The extreme east of a cathedral when Chapels encircle an Apse and an Ambulatory.

The eastern end of a Gothic church, including choir (quire), ambulatory, and radiating chapels.