Definition of metamorphic adjective from the Oxford Advanced Learner's Dictionary

 

metamorphic

 adjective
adjective
BrE BrE//ˌmetəˈmɔːfɪk//
 
; NAmE NAmE//ˌmetəˈmɔːrfɪk//
 
(geology)
 
jump to other results
(of rocks) formed by the action of heat or pressure Word Origin early 19th cent.: from meta- (denoting a change of condition) + Greek morphē ‘form’ + -ic.
See the Oxford Advanced American Dictionary entry: metamorphic