adj.
Pronunciation: ə - ˌ mig-d ə - ' lo ̇ i-d ə l
Function: adjective
Date: 1813
: of, being, or containing small cavities in igneous rock that are filled with deposits of different minerals (as chalcedony)
– amyg · da · loid \ ə - ' mig-d ə - ˌ lo ̇ id \ noun