‖ mithridatiumObs. Also mithridation. [L. mithridātīum: see mithridate.] = mithridate. 1693tr.Blancard's Phys.Dict. (ed. 2), Mithridatium, compounded by King Mithridates.1764Grainger Sugar Cane ii. 130 note, This medicine is called Mithridatium, in honour of Mithridates.