Definition of autometamorphism
: alteration of igneous rocks by their own residual solutions without introduction of extraneous matter
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of autometamorphism
aut- + metamorphism
First Known Use: 1917See Words from the same year
Seen and Heard
What made you want to look up autometamorphism? Please tell us where you read or heard it (including the quote, if possible).