WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / E / estrogen antagonist estrogen antagonist noun 19 letters Scrabble 20 WWF 25 Definitions noun an antagonist for estrogen that is used in the treatment of breast cancer tamoxifen Look “estrogen antagonist” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →