词根词缀：-idium, -idion

【来源及含义】Greek: smaller or lesser; little

【同源单词】acarinarium, androgametangium, antheridium, arachnidium, ascidium, aspidium

词根词缀：nephr-, nephro-, nephri-, -nephric

【来源及含义】Greek: nephros; kidney, kidneys

【同源单词】abdominal nephrectomy, anephric, anephrogenesis, archinephric, archinephros, arteriolonephrosclerosis