WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / plutonic rock plutonic rock noun 13 letters Scrabble 22 WWF 28 Definitions noun large mass of intrusive igneous rock believed to have solidified deep within the earth batholitebatholithpluton Look “plutonic rock” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →