1 vicennial | Definition of vicennial
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vicennial

adjective
vi·​cen·​ni·​al | \ vÄ«-ˈse-nÄ“-É™l How to pronounce vicennial (audio) \

Definition of vicennial

: occurring once every 20 years

First Known Use of vicennial

circa 1859, in the meaning defined above

History and Etymology for vicennial

Late Latin vicennium period of 20 years, from Latin vicies 20 times + annus year; akin to Latin viginti twenty — more at vigesimal, annual

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Rhyming Dictionary: Words that rhyme with vicennial

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