semicentenary
/ˌsɛmiˈsɛntəˌnɛri/
noun
- A 50th anniversary or a period of 50 years.
- Her grandparents' semicentenary was marked by a family reunion.
- The town celebrated its semicentenary with a parade and fireworks.
- The university published a book for its semicentenary.
adjective
- Relating to a 50th anniversary or a period of 50 years.
- They released a special edition coin for the semicentenary event.
- The museum hosted a semicentenary exhibition of local history.
- The semicentenary celebration included speeches from former presidents.
Synonyms