[mag.ma] n [ME, fr. L magmat-, magma, fr. Gk, thick unguent, fr. massein to knead--more at mingle] (15c) 1 archaic: dregs, sediment
2: a thin pasty suspension (as of a precipitate in water)
3: molten rock material within the earth from which igneous rock results by cooling -- mag.mat.ic adj