Search Result for "irruptive": 
Wordnet 3.0

ADJECTIVE (1)

1. of igneous rock that has solidified beneath the earth's surface; granite or diorite or gabbro;
[syn: irruptive, plutonic]



The Collaborative International Dictionary of English v.0.48:

Irruptive \Ir*rup"tive\, a.
   Rushing in or upon.
   [1913 Webster]


WordNet (r) 3.0 (2006):

irruptive
    adj 1: of igneous rock that has solidified beneath the earth's
           surface; granite or diorite or gabbro [syn: irruptive,
           plutonic]