• Centennial Definition & Synonyms
- (a.) Relating to, or associated with, the commemoration of an event that happened a hundred years before; as, a centennial ode.
- (a.) Happening once in a hundred years; as, centennial jubilee; a centennial celebration.
- (a.) Lasting or aged a hundred years.
- (n.) The celebration of the hundredth anniversary of any event; a centenary.
• Centennially Definition & Synonyms
- (adv.) Once in a hundred years.