Plutonic Definition
plo͝o-tŏnĭk
adjective
Of deep igneous or magmatic origin.
Plutonic rocks.
American Heritage
Webster's New World
Formed at great depth by intense heat and pressure: said of rock, esp. intrusive igneous rock, that is typically coarsegrained and granitelike.
Webster's New World
Plutonian; relating to the god Pluto or to the underworld.
Wiktionary
Related Articles
Find Similar Words
Find similar words to plutonic using the buttons below.