lithiasis
n 结石病（lithi+asis炎症→石头病）
释义2：
lithiasis
/ li5WaiEsis /
◙ noun1. [mass noun] [Medicine] the formation of stony concretions (calculi) in the body, most often in the gall bladder or urinary system• [医] 结石病【语源】
1. mid 17th cent.: from medieval Latin, based on Greek lithos 'stone'
俄语/英语字母转换