mithridate

[ mith-ri-deyt ]
/ ˈmɪθ rɪˌdeɪt /

noun Old Pharmacology.

a confection believed to contain an antidote to every poison.

Origin of mithridate

1520–30; earlier mithridatum < Medieval Latin, variant of Late Latin mithridātium, noun use of neuter of Mithridātius, equivalent to Mithridāt(ēs) Mithridates VI (see mithridatism) + -ius -ious
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British Dictionary definitions for mithridate

mithridate

/ (ˈmɪθrɪˌdeɪt) /

noun

obsolete a substance believed to be an antidote to every poison and a cure for every disease

Word Origin for mithridate

C16: from Late Latin mithradatium, after Mithridates VI, alluding to his legendary immunity to poisons
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012