mithridatism

mith·ri·da·tism

(mith'ri-dā'tizm, mith-rid'ă-tizm),

Immunity against the action of a poison produced by small and gradually increasing doses of the same.

[Mithridates, King of Pontus (132-63 BCE), supposedly an unsuccessful suicide (by poison) because of repeated small doses taken to become invulnerable to assassination by poison]

mithridatism

(mĭth′rĭ-dā′tĭz′əm)

n.

Tolerance or immunity to a poison acquired by taking gradually larger doses of it.

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mith′ri·dat′ic (-dăt′ĭk) adj.

Tolerance against a toxin, induced by gradually increasing its levels in the body, a technique which is similar to tolerisation therapy in allergy medicine