plutonic rock meaning
UK US /pluˈtɑnɪk rɑk/ 4 syllables
plutonic rock (noun): large mass of intrusive igneous rock believed to have solidified deep within the earth.
Definition of plutonic rock
How to pronounce plutonic rock
plutonic rock is pronounced /pluˈtɑnɪk rɑk/ in American English. It has 4 syllables.
More about plutonic rock on Wikipedia.