WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mrem mrem noun 4 letters Scrabble 8 WWF 10 Definitions noun a dosage of ionizing radiation equivalent to one thousandth (1/1000) of a rem millirem Look “mrem” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →