meta·​so·​ma·​tism ˌme-tə-ˈsō-mə-ˌti-zəm How to pronounce metasomatism (audio)
: metamorphism that involves changes in the chemical composition as well as in the texture of rock
metasomatic adjective

Word History


metasomatic from German metasomatisch, from Greek meta- + sōmat-, sōma body

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of metasomatism was in 1886

Dictionary Entries Near metasomatism

Cite this Entry

“Metasomatism.” Dictionary, Merriam-Webster, Accessed 19 May. 2024.

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