English edit

 
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Etymology edit

From Ancient Greek πνεῦμα (pneûma, vapor) + λύειν (lúein, to set free). By surface analysis, pneumato- +‎ -lysis.

Noun edit

pneumatolysis (plural pneumatolyses)

  1. (geology) the alteration of rocks and minerals by gases or magmatic fluid within volcanos etc

Derived terms edit