I. (ˈ)sen.|tenēəl, sən.ˈt-, -nyəl adjective
Etymology: Latin cent um hundred + English -ennial (as in biennial )
1. : of or relating to a period of 100 years or its completion : completing 100 years
2. : relating to or associated with the commemoration of an event that happened 100 years before
a centennial exhibition
3. : lasting or aged 100 years
centennial pines
• cen·ten·nial·ly -əlē, -əli adverb
II. noun
( -s )
1. : a 100th anniversary or its celebration
the centennial of the United States in 1876
2. : a dice game in which two players throw three dice to get singly or in combination sequences from 1 to 12 and then 12 to 1