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vigentennial

[ vahy-jen-ten-ee-uhl ]
/ ˌvaɪ dʒɛnˈtɛn i əl /
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noun
a 20th anniversary.
a celebration, meeting, reunion, etc., commemorating such an anniversary.
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Origin of vigentennial

<Latin vīgēn(ī) twenty each + (cen)tennial

Words nearby vigentennial

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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