vigintennial

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Synonym of vicennial, occurring every twenty years. not-comparable,rare

词源

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