mithridatism

詳細解釋：

mith.ri.da.tism

n.（名詞）
Tolerance or immunity to a poison acquired by taking gradually larger doses of it.
人工耐毒性：由於逐漸增加服用毒物的劑量而獲得對該毒物的耐藥性或免疫性

來源：
After Mithridates VI [who is said to have acquired tolerance for poison]
源自 Mithridates VI[據說他對毒藥有耐受性]

【引伸】
mith.ridat.ic