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octogenarian

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octogenarian

Main Entry:: oc·to·ge·nar·i·an
Pronunciation:: \ˌäk-tə-jə-ˈner-ē-ən\
Function:: noun
Etymology:: Latin octogenarius containing eighty, from octogeni eighty each, from octoginta eighty, from octo eight + -ginta (akin to viginti twenty) — more at vigesimal
Date:: 1815

: a person whose age is in the eighties

— octogenarian adjective

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