vicennial

English dictionary entry

Meanings

adj
  1. Occurring once every twenty years.
  2. Lasting for twenty years.
noun
  1. A twenty-year period
  2. A twentieth anniversary, particularly
  3. Synonym of vicennalia, the festival and religious ritual held in the 20th year of a Roman emperor's reign.

Word forms

vicennial vicennials

Etymology

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.

Related words

annual triennial quadrennial quinquennial sexennial septennial octennial novennial decennial centennial (100) bicentennial (200) quincentennial (500) millennial (1000) decamillennial (10,000) perennial biennial

Translations

Italian: vicennale Latin: vicennialis
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