metamorphic

1. not comparableCharacterised by or exhibiting a change in form or character.First known use 19th c.

   That heaven in our mind that seeks to reveal itself to us in all its brilliance during the multitudinous writhings of whatever metamorphic pilgrimage we must make during this era of darkness and human folly.

   1986, Brad Johnson, “Coming of Age”, in Joseph Beam, editor, In The Life: A Black Gay Anthology, page 19

2. not comparablegeographyPertaining to metamorphism; having been structurally altered as a result of, or resulting from, exposure to intense heat and/or pressure (at the contact zone between colliding plates, for example).First known use 19th c.

   Yu Shan or Jade Mountain, 3997 meters, is the highest mountain in Taiwan and all of east Asia. It is built of metamorphic rock, as are all the mountains in Taiwan.

   1981 April 28, Michael R. Kelsey, “Asia”, in Climbers and Hikers Guide to the World's Mountains (Including 318 Maps), 1st edition, Springville, Utah: Kelsey Publishing Co., →ISBN, →LCCN, →OCLC, page 258

3. not comparablebiologyPertaining to metamorphosis.First known use 19th c.
4. not comparableOf or relating to the Metamorphic Technique, a form of massage influenced by reflexology.

plural metamorphics

1. chemistryA rock that has been changed from its original form by subjection to heat and/or pressure.