What's a Synonym for Centenarian?

Synonyms & Near Synonyms for centenarian. nonagenarian, octogenarian, septuagenarian, sexagenarian.

Whats the meaning of centenarian?

: one that is 100 years old or older.

What is the base word for centenarian?

Centenarian comes from the Latin word centenāri(us), from centēn(ī), meaning “a hundred each,” from cent(um), “one hundred.” The suffix -an is used to indicate a person (as seen in common words like pedestrian and historian). Living to be 100 is becoming more common, but it's still somewhat rare.