adjective Also oc·tog·e·nar·y [ok-toj-uh-ner-ee] /ɒkˈtɒdʒ əˌnɛr i/.
Origin of octogenarian
Examples from the Web for octogenarian
The octogenarian Congressman is facing a tough primary against younger opponents.84 Year-Old Charlie Rangel Tries Out This Hip-Hop All The Kids Are Talking About|Olivia Nuzzi|June 23, 2014|DAILY BEAST
Today, the octogenarian still rules his self-proclaimed micro-nation alongside his wife, Rina.
Edwin Edwards is an octogenarian ex-con and reality television star who brags that Viagra is made from his blood.‘Vote for the Crook. It’s Important’: Edwin Edwards Wants Back in Congress|Ben Jacobs|February 21, 2014|DAILY BEAST
If an octogenarian novelist can surprise in January, it could be a happy new year for fiction.
Christopher Plummer, the octogenarian star of stage and screen, is showing no signs of slowing down.Christopher Plummer on Muhammad Ali and Getting a Police Horse Drunk|Marlow Stern|October 5, 2013|DAILY BEAST
Attempting to remount, I was as stiff and awkward as an octogenarian, and my restive mule would not stand for a moment.The Secret Service.|Albert D. Richardson
It exists for the human being who as yet is not, and for the octogenarian who is no more.What is Property?|P. J. Proudhon
Marius on that barricade after the octogenarian was the vision of the young revolution after the apparition of the old.Les Misrables|Victor Hugo
The moment they appeared, the old man of the sea turned as peaceful and serene as an octogenarian English rector.Atlantis|Gerhart Hauptmann
Yet briskly enough for his years did the octogenarian walk in through the little pillared portico a moment later.The Continental Dragoon|Robert Neilson Stephens
less commonly octogenary (ɒkˈtɒdʒɪnərɪ)
noun plural -narians or -naries
Word Origin for octogenarian
1789, with -an + French octogénaire "aged 80," from Latin octogenarius "containing eighty," from octogeni "eighty each," related to octoginta "eighty," from octo "eight" (see eight) + -genaria "ten times," from PIE *dkm-ta-, from *dekm- "ten" (see ten). As an adjective from 1784.