Answer:

APSE

AnswerCrossword Clue
APSEBasilica end
APSEBasilica section
APSEChurch area
APSEChurch feature
APSEChurch nook
APSEChurch part
APSEChurch recess
APSESunday recess?
APSEArched church roof
APSEArched recess
APSEChurch section
APSERecess in a basilica
APSEOratory recess
APSEPrayer site
APSESunday recess
APSEVaulted church area
APSEBasilica part
APSEPlace for a vault
APSEEnd of church
APSEPart of a cathedral
APSEBasilica area
APSECathedral area
APSEVaulted space
APSEAltar end of a church
APSEVaulted recess
APSESanctuary section
APSEPlace for an altar
APSERecess in church
APSECathedral recess
APSEPart of a basilica
APSETemple part
APSEAltar area
APSEChurch projection
APSECathedral nook
APSEArea beyond the altar
APSESemicircular recess
APSEBasilica terminus
APSENiche capped by a half-dome
APSEBasilica recess
APSERecess at St. John the Divine