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noun

1
2
: a projecting part of a building (such as a church) that is usually semicircular in plan and vaulted

Examples of apse in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The site is equal parts art installation and scientific feat, consisting of an empty white space that fills with rainbows each day as the sun shines through 12 large prisms in the building's apses. Cailey Rizzo, Travel + Leisure, 21 Jan. 2026 The reception area and a wine bar occupy the original nave and apse of the church, while a superb open-walled breakfast room and library fill an upstairs mezzanine. Condé Nast, Condé Nast Traveler, 7 Jan. 2026 As the shoreline has since receded, the full footprint of the basilica — its apse and dozens of graves — now sits on dry land. Ruth Sherlock, NPR, 28 Nov. 2025 More: The King and Trump: President and first lady welcomed in largest state visit to UK Charles will also be gifted a special seat in the apse of the basilica. Joshua McElwee, USA Today, 23 Oct. 2025 See All Example Sentences for apse

Word History

Etymology

shortening of apsis, perhaps by analogy with base entry 1 : basis

First Known Use

1715, in the meaning defined at sense 1

Time Traveler
The first known use of apse was in 1715

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Cite this Entry

“Apse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/apse. Accessed 1 Feb. 2026.

Kids Definition

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noun
: a part of a building (as a church) that sticks out from one end of the building, is usually semicircular, has an arched roof, and is often richly decorated especially in Gothic churches

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