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Definitions of amygdaloid

The word amygdaloid uses 10 letters:aaddgilmoy.

AMYGDALOID is playable in:

Words With Friends20
Scrabble US18
Scrabble UK18

n. - A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, esp. agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava. 2

a. - Alt. of Amygdaloidal 2