WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / magnesium oxide magnesium oxide noun /mæɡniziəmɑksaɪd/ 5 syllables 15 letters Scrabble 27 WWF 32 Definitions noun a white solid mineral that occurs naturally as periclase; a source of magnesium magnesiapericlase Look “magnesium oxide” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →