Semiquincentennial (noun)
se-mee-kwin-sen-tee-nee-al
A 250th anniversary or its celebration.
Semiquincentennial derives from the Latin words semi, “half,” quinque, “five,” and centum, “one hundred.”
Example sentences
“It’s quite the twist of fate that America will celebrate its semiquincentennial on a year that is one of the most tumultuous in its history/”
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