WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / metamorphic rock metamorphic rock noun /mɛtəmɔrfɪkrɑk/ 16 letters Scrabble 32 WWF 36 Definitions noun rock altered by pressure and heat Look “metamorphic rock” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →