accessional

adjective

ac·​ces·​sion·​al ik-ˈse-shə-nᵊl How to pronounce accessional (audio) -ˈsesh-nəl How to pronounce accessional (audio)
ak-
ək-
: of or constituting an accession : additional

Word History

First Known Use

1646, in the meaning defined above

Time Traveler
The first known use of accessional was in 1646

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Cite this Entry

“Accessional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/accessional. Accessed 22 Dec. 2025.

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