WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / R / rhyolite rhyolite noun 8 letters Scrabble 14 WWF 13 Definitions noun very acid volcanic rock Look “rhyolite” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →