| metamorphic | 1. Subject to change; changeable; variable. 2. Causing a change of structure. 3. <geology> 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. See: Metamorphosis. Source: Websters Dictionary (01 Mar 1998) |
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