Apse

/ˈæps/

[noun]

Apse

[NOUN]

a small curved area in a church, particularly at the east end of it

synonyms : apsis

Examples

1. You can see the apses.

2. Those were Domitian's apses.

3. The transformation of the apse of the basilica culminated first with the new dome atop the gothic lantern tower, and later with the construction of the clock tower.

4. The transformation of the apse of the basilica culminated first with the new dome atop the gothic lantern tower, and later with the construction of the clock tower.