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Meaning of octogenarian

oc•to•ge•nar•i•an

Pronunciation: (ok"tu-ju-nâr'ē-un), [key]
— adj.
  1. of the age of 80 years.
  2. between 80 and 90 years old.
—n.
  1. a person who is between 80 and 90 years old.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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