WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / periactin periactin noun 9 letters Scrabble 13 WWF 16 Definitions noun an antihistamine (trade name Periactin) used to treat some allergic reactions cyproheptadine Look “periactin” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →