mithridatism

From Mithridates (referring to Mithridates VI of Pontus) +‎ -ism.

mithridatism (uncountable)

1. The practice of gradually ingesting successively greater amounts of a poison in order to build immunity. [1851]

   Some argue that vaccines are a form of mithridatism; this is generally considered incorrect.

• mithridatization (rare, US), mithridatisation (rare, UK)

• mithridatic

• ceiling effect
• hormesis
• microdose
• tachyphylaxis