CENTENARIAN /ˌsɛn.tɪˈnɛəɹ.i.ən/ Scrabble 13 Words With Friends 17 Definition adjective being at least 100 years old. noun someone who is at least 100 years old. See all 303 words you can make from CENTENARIAN → 11-letter words Words starting with C Words ending with N ← Unscramble different letters