Centennial
pertaining to, or marking the completion of, a period of 100 years.
pertaining to a 100th anniversary.
lasting 100 years.
100 years old.
a 100th anniversary or its celebration; centenary.
Contemporary Examples
Historical Examples
adjective
relating to, lasting for, or completing a period of 100 years
occurring every 100 years
noun
(mainly US & Canadian) another name for centenary
adj.
1789, from Latin centum “one hundred” (see hundred) + ending from biennial. As a noun, “hundredth anniversary celebration,” from 1876; the older noun is centenary.
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