
1) Apse
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https://www.crosswordclues.com/clue/chevet

east end of a church
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http://phrontistery.info/c.html

• (n.) The extreme end of the chancel or choir; properly the round or polygonal part.
Found on
http://thinkexist.com/dictionary/meaning/chevet/

style of construction creating an ambulatory and radiating chapels at the eastern arm of a church.
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http://www.britainexpress.com/History/medieval/church-glossary.htm

eastern end of a church, especially of a Gothic church designed in the French manner. Beginning about the 12th century, Romanesque builders began to ... [2 related articles]
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http://www.britannica.com/eb/a-z/c/66

In architecture, the apsidal east end of a large French church, having an aisle or ambulatory round the apse, sometimes surrounded by a ring of chapels. Westminster Abbey provides...
Found on
http://www.encyclo.co.uk/local/20688
Che·vet' noun [ French, head of the bed, dim. from
chef head. See
Chief .]
(Architecture) The extreme end of the chancel or choir; properly the round or polygonal part.
Found on
http://www.encyclo.co.uk/webster/C/62

A chevet is the extreme end of the chancel or choir in a church; the term being properly used to describe the round or polygonal part.
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http://www.probertencyclopaedia.com/browse/TC.HTM

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.
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https://www.encyclo.co.uk/local/22199

an apse, as of a Gothic cathedral.
Found on
https://www.infoplease.com/dictionary/chevet
No exact match found.