Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

plutonic

play
adjective plu·ton·ic \plü-ˈtä-nik\

Definition of plutonic

  1. 1 :  formed by solidification of magma deep within the earth and crystalline throughout <plutonic rock>

  2. 2 often capitalized :  plutonian



Origin of plutonic

Latin Pluton-, Pluto


First Known Use: 1833


Seen and Heard

What made you want to look up plutonic? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

tending to dismiss important matters

Get Word of the Day daily email!