WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / metric grain metric grain noun 12 letters Scrabble 16 WWF 20 Definitions noun a weight unit used for pearls or diamonds: 50 mg or 1/4 carat grain Look “metric grain” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →