"pertaining to or involving intense heat deep in the earth's crust," 1796, coined by Irish scientist Richard Kirwin (1733-1812) from comb. form of Pluto (as god of the underworld) + -ic. Especially in reference to early 19c. geological theory (championed by Hutton) that attributed most of the earth's features to action of internal heat, a theory which triumphed over its rival, neptunism, which attributed them to water. Related: Plutonism; Plutonist.
雙語例句
1. This belt is bounded on the north by a group of large plutonic masses.
該帶的北部被一群大規(guī)模的深成巖體所限.
來自辭典例句
2. Trap rock is a form of plutonic igneous rock.
暗色巖是一種火成巖.
來自互聯(lián)網(wǎng)
3. Zhuizi Mountain compound plutonic complex consists of seven compound plutonic rock theies.
錐子山復(fù)式深成雜巖體由7個復(fù)雜深成巖體組成.
來自互聯(lián)網(wǎng)
4. Plutonic rocks consisting of pyroxene, pigeonite and plagioclase , the source of cumulate eucrites.