Here you will find one or more explanations in English for the word Lithophyse.
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Lithophyse
Lithophyse Lith"o*physe, n. [Litho- + Gr. ? a flatus, air
bubble.] (Min.)
A spherulitic cavity often with concentric chambers, observed
in some volcanic rocks, as in rhyolitic lavas. It is supposed
to be produced by expanding gas, whence the name.
Meaning of Lithophyse from wikipedia