centennial

== English == === Etymology === From Late Latin centennis (“100-year”) + -al. === Pronunciation === (UK, US) IPA(key): /sɛnˈtɛnɪəl/ === Adjective === centennial (not comparable) Relating to, or associated with, the commemoration of an event that happened a hundred years before. Happening once in a hundred years. Lasting or aged a hundred years. ==== Synonyms ==== hundred-year-old, centenary ==== Derived terms ==== === Noun === centennial (plural centennials) The hundredth anniversary of an event or happening. Synonym: centenary Hypernym: anniversary Coordinate terms: bicentennial (200), semiquincentennial (250), sestercentennial (250), tricentennial (300), quincentennial (500), millennial (1000) ==== Derived terms ==== centennially multicentennial, semicentennial, quasquicentennial, sesquicentennial, bicentennial, tricentennial, quadricentennial, quincentennial, sexcentennial, septicentennial, octocentennial ==== Translations ==== === See also === Thesaurus:frequency === References === “centennial, adj. and n.”, in OED Online ⁠, Oxford: Oxford University Press, 2021.