adj.
Pronunciation: plü- ' tä-nik
Function: adjective
Etymology: Latin Pluton-, Pluto
Date: 1833
1 : formed by solidification of magma deep within the earth and crystalline throughout < plutonic rock>
2 often capitalized : PLUTONIAN
adj.
Pronunciation: plü- ' tä-nik
Function: adjective
Etymology: Latin Pluton-, Pluto
Date: 1833
1 : formed by solidification of magma deep within the earth and crystalline throughout < plutonic rock>
2 often capitalized : PLUTONIAN
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012