ULCERATION Scrabble 12 Words With Friends 16 Definition noun a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue. — synonyms: ulcer noun the process of ulcer formation. See all 823 words you can make from ULCERATION → 10-letter words Words starting with U Words ending with N ← Unscramble different letters