centenarian

[ sen-tn-air-ee-uh n ]

/ ˌsɛn tnˈɛər i ən /

pertaining to or having lived 100 years.

a person who has reached the age of 100.

Origin of centenarian

1840–50; < Latin centenāri(us) (see centenary) + -an

Centenarian Alice Lee is the oldest lawyer still practicing in Alabama.

Harper Lee’s Sister, Alice, Is 100, Still Practices Law, and Remembers Everything |Mary McDonagh Murphy |April 1, 2012 |DAILY BEAST
The Marshal had known the page, then almost a centenarian, who loaded and re-loaded the royal blunderbuss.

Old and New Paris, v. 2 |Henry Sutherland Edwards
Hecate, almost a centenarian, occupied a corner of her son's barn.

The International Monthly, Volume 5, No. 4, April, 1852 |Various
Did they conceal harems of centenarian women with wrinkled faces, and corrugated necks and hands?

The Spell of Egypt |Robert Hichens

The centenarian accepted with the air of a grandee, and extended his horn snuff-box.

The Octopus |Frank Norris
Then a sort of sepulchral transformation straightened up this centenarian as erect as a young man.

Les Misrables |Victor Hugo

centenarian

/ (ˌsɛntɪˈnɛərɪən) /

a person who is at least 100 years old

being at least 100 years old

of or relating to a centenarian