English

Adjective

sesquicentennial ‎(not comparable)

1. Occurring every 150 years.
2. Of, or relating to a sesquicentenary.

Translations

Noun

sesquicentennial ‎(plural sesquicentennials)

1. A 150th anniversary.

   The city celebrated its sesquicentennial last year.

Translations

Related terms

• sesquicentenarian
• sesquicentenary