SENESCENCE /sɨnˈɛsəns/ ► audio Scrabble 14 Words With Friends 18 Definition noun the organic process of growing older and showing the effects of increasing age. — synonyms: aging, ageing noun the property characteristic of old age. — synonyms: agedness See all 26 words you can make from SENESCENCE → 10-letter words Words starting with S Words ending with E ← Unscramble different letters