HYPANTHIUM Scrabble 23 Words With Friends 24 Definition noun the cuplike or ringlike or tubular structure of a flower which bears the sepals and stamens and calyx (as in Rosaceae). — synonyms: floral_cup, calyx_tube See all 194 words you can make from HYPANTHIUM → 10-letter words Words starting with H Words ending with M ← Unscramble different letters