Met`a*so"ma*tism (?), n. [Pref. meta- + Gr. , , body.] Geol.

An alteration in a mineral or rock mass when involving a chemical change of the substance, as of chrysolite to serpentine; -- opposed to ordinary metamorphism, as implying simply a recrystallization.

-- Met`a*so*mat"ic (#), a.

 

© Webster 1913.

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