A Centenarian Is Someone Who Is One-__ or Older
This page is the CodyCross answer for the clue below from Inventions, Group 55, Puzzle 3.
Question is: A Centenarian Is Someone Who Is One-__ or Older
and the answer is: HUNDRED
Word Meaning:
HUNDRED — A numerical value equal to 100 (10²), occurring after ninety-nine.
Definitions from Wiktionary.