amyg·da·loid /-ˌlɔɪd/
杏仁岩; 扁桃樣的
amyg·da·loid /-ˌlɔɪd/ 形容詞
扁桃樣的,杏仁樣的
A·myg·da·loid n. Min. 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.
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A·myg·da·loid A·myg·da·loid·al a.
1. Almond-shaped.
2. Pertaining to, or having the nature of, the rock amygdaloid.
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amygdaloid
adj : shaped like an almond [syn: almond-shaped, amygdaliform,
amygdaloidal]