semicentennial

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Contents

English [edit]

Etymology [edit]

semi- (half) +‎ centennial (of 100 years)

Adjective [edit]

semicentennial (not comparable)

  1. Occurring every 50 years

Noun [edit]

semicentennial (plural semicentennials)

  1. A 50th anniversary.
    The city celebrated its semicentennial last year.