ギリシャ語のmagma, ointment, 軟膏、PIE *mag, to knead, to pinch, make, massageと語源的には同じ。軟膏のように流れることからそう呼ばれるマグマに由来する。
英語の語源
magma
magma: see make
magma (n.)
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.
例文
1. The volcano threw new showers of magma and ash into the air.
火山はまたマグマと火山灰を空中に噴出した。
2.In many places surface rocks have been melted,baked by the heat of magma beneath.
地表岩石は多くの場所で地下マグマ熱によって溶融、焼成されている。
3.Earthquakes commonly accompany volcanic activity on movement of magma deep in the earth.
地震は通常、火山活動や地球奥深くのマグマ運動を伴う。
4.All magma consists basically of a variety of silicate minerals.
すべてのマグマは基本的に各種ケイ酸塩ミネラルから構成されている。
5.Large scale granitic magma during Mesozoic was the major carrier for gold.