vigintennial

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vigintennial

Where it comes from

From viginti- (“twenty”) + -ennial (“yearly”), from Latin vīgintī (“twenty”) and -enniālis, from annus (“year”) + -is (“forming compound adjectives”) + -ālis (“-al: forming adjectives”).

adjective

not comparable, rare Synonym of vicennial, occurring every twenty years.
Similar: vicennial, occurring every twenty years

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MLA

"vigintennial." Wiktionary, via Micwyn, micwyn.com/word/vigintennial. Accessed 6 Nov. 2026.

APA

vigintennial. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/vigintennial

Chicago

"vigintennial." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/vigintennial.

BibTeX

@misc{vigintennial_2026,
  title = {vigintennial},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/vigintennial},
  urldate = {2026-11-06}
}