noun🔗ShareAlizarineA red substance, 1,2-dihydroxyanthraquinone, extracted from madder root and used as a dye."The artist used alizarin to give the fabric a rich, crimson red color. "L'artiste a utilisé de l'alizarine pour donner au tissu une riche couleur rouge cramoisi.substancematerialchemistrycolorcompoundChat with AIVocabulary GamePractice Reading