[ theer-ee-ak ]
/ ˈθɪər iˌæk /


molasses; treacle.
a paste formerly used as an antidote to poison, especially snake venom, made from 60 or 70 different drugs pulverized and mixed with honey.
Also the·ri·a·ca [thuh-rahy-uh-kuh] /θəˈraɪ ə kə/.

Origin of theriac

before 1000; < Latin thēriaca antidote to poison < Greek thēriakḗ, feminine of thēriakós, equivalent to thērí(on) wild beast + -akos -ac; replacing Middle English tiriake, Old English tȳriaca < Medieval Latin, variant of thēriaca


the·ri·a·cal, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for theriac

British Dictionary definitions for theriac

/ (ˈθɪərɪæk) /

noun archaic

an ointment or potion of varying composition, used as an antidote to a poison

Word Origin for theriac

C14: from Latin thēriaca antidote to poison
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