晶洞 しょうどう Meanings Noun druse (i.e.: globular calcium oxalate crystals, often lining a rock cavity) Kanji 晶 crystal. Read as ショウ. 洞 cavern. Read as ドウ. Words containing 晶洞 晶洞石 (しょうどうせき) geode Word lists Geology Jinuma: Japanese Dictionary · Word lists