Meaning & use
semicentennial
A fiftieth anniversary of an event, or the celebration held to mark it.
See it in a sentence
The town held a parade to mark the semicentennial of its founding.
Alumni returned to campus for the university's semicentennial celebration in 1975.
A note on using this word
Semicentennial can function as both a noun and an adjective, as in 'semicentennial celebration.'
Words with a similar meaning
golden jubilee
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. adjective
Relating to or marking a fiftieth anniversary.
The museum published a semicentennial history documenting its first fifty years.
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