Origin of apse
OTHER WORDS FROM apseap·si·dal [ap-si-dl], /ˈæp sɪ dl/, adjectiveap·si·dal·ly, adverb
How to use apse in a sentence
Passing round the south face of the transept, we come to the apsidal chapel attached to its eastern wall.
Opposite to this is one of the two apsidal chantries, which in its time has served various purposes.
Traces of some external means of access to this apsidal chamber from below may be seen at the west side.
It will be noticed that at the south-east corner there is no apsidal chamber to correspond to that in the storey above.
East of the above window a square-headed doorway opens into the apsidal chamber enclosed by the corner buttress.