Definition of pluton in English:

pluton

Line breaks: plu¦ton
Pronunciation: /ˈpluːt(ə)n
 
/

noun

Geology
  • A body of intrusive igneous rock.
    More example sentences
    • The igneous complex is composed of four steep-walled plutons separated by country rock septa and surrounded by a zone of small stocks and veins.

Origin

1930s: back-formation from plutonic.

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