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Meaning of centennial

cen•ten•ni•al

Pronunciation: (sen-ten'ē-ul), [key]
— adj.
  1. pertaining to, or marking the completion of, a period of 100 years.
  2. pertaining to a 100th anniversary.
  3. lasting 100 years.
  4. 100 years old.
—n.
  1. a 100th anniversary or its celebration; centenary.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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