amygdaloidal

adjective amyg·da·loi·dal \ə-ˌmig-də-ˈlȯi-d^əl\

Definition of AMYGDALOIDAL

: of, being, or containing small cavities in igneous rock that are filled with deposits of different minerals (as chalcedony)

— amyg·da·loid \ə-ˈmig-də-ˌlȯid\ noun

1797

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