[ men-tuh-sahyd ]
/ ˈmɛn təˌsaɪd /


the systematic effort to undermine and destroy a person's values and beliefs, as by the use of prolonged interrogation, drugs, torture, etc., and to induce radically different ideas.

Origin of menticide

1950–55; < Latin ment- (stem of mēns) mind + -i- + -cide Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019