centennial


cen·ten·ni·al

noun \sen-ˈte-nē-əl\

: the 100th anniversary of something (such as an important event)

Full Definition of CENTENNIAL

:  a 100th anniversary or its celebration
centennial adjective
cen·ten·ni·al·ly \-ə-lē\ adverb

Origin of CENTENNIAL

Latin centum + English -ennial (as in biennial)
First Known Use: 1876

Other Calendar Terms

antedate, estival, gloaming, luster, sesquicentennial

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