vous·​soir vü-ˈswär How to pronounce voussoir (audio)
: one of the wedge-shaped pieces forming an arch or vault see arch illustration

Word History


French, from Old French vosoir, from Vulgar Latin *volsorium, from Latin volvere to roll — more at wallow entry 1

First Known Use

1728, in the meaning defined above

Time Traveler
The first known use of voussoir was in 1728

Dictionary Entries Near voussoir

Cite this Entry

“Voussoir.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/voussoir. Accessed 21 May. 2024.

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