vicennial
Occurring once every twenty yearsOccurring once every twenty years.
Meaning
2 senses(not comparable)Occurring once every twenty years.
occurring once every 20 years
(not comparable)Lasting for twenty years.
Translations
2 languagesOrigin
From vicennium + -al or directly from Latin vīcenniālis, from vīcennium (“20-year span”) +From vicennium + -al or directly from Latin vīcenniālis, from vīcennium (“20-year span”) + -ālis (“-al”, adjective-forming suffix), from vīcennis (“20-year”) + -ium (“-ium”, suffix forming abstract nouns), from vīciēs (“20 times”) + annus (“year”) + -is (suffix forming compound adjectives). Equivalent to vice- (“twenty”) + -ennial.
Wiktionary, CC BY-SA 4.0 · source
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.