Main Entry:

mag·ma

Pronunciation:

\ˈmag-mə\

Function:

noun

Etymology:

Middle English, from Latin magmat-, magma, from Greek, thick unguent, from massein to knead — more at mingle

Date:

15th century

1archaic : dregs, sediment2: 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 \mag-ˈma-tik\ adjective