名詞 geode:

1. (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals

ge.ode

n.（名詞）
A hollow, usually spheroidal rock with crystals lining the inside wall.
晶球：帶有排列在洞壁的晶體的球狀空巖石

來(lái)源：
French géode
法語(yǔ) géode
from Latin geôdôs [a precious stone]
源自 拉丁語(yǔ) geôdôs [貴重的石頭]
from Greek [earthlike]
源自 希臘語(yǔ) [象土一樣的]
gô [earth]
gô [地球]
-ôdôs, -oeidôs [-oid]
-ôdôs, -oeidôs […狀的]