Clues for the word "METAMORPHIC"

We've had 4 crossword clues used for this word, and seen it 2 times in crosswords. It was last seen in Guardian Cryptic crossword on July 22, 2016.

Definition of metamorphic

a. - Subject to change; changeable; variable.
a. - Causing a change of structure.
a. - Pertaining to, produced by, or exhibiting, certain changes which minerals or rocks may have undergone since their original deposition; -- especially applied to the recrystallization which sedimentary rocks have undergone through the influence of heat and pressure, after which they are called metamorphic rocks.