magmayoudaoicibaDictYouDict[magma 词源字典]
magma: see make
[magma etymology, magma origin, 英语词源]
magma (n.)youdaoicibaDictYouDict
mid-15c., "dregs," from Latin magma "dregs of an ointment," from Greek magma "thick unguent, ointment," from root of massein "to knead, mold," from PIE *mag- "to knead" (see macerate). Geological meaning "molten rock" is 1859. Related: Magmalic.