"ˌ transitive verb
Etymology: de- + program (II)
: to dissuade or try to dissuade from strongly held convictions (as of a religious nature) or a firmly established or innate behavior pattern
the necessity of countering propaganda and deprogramming the indoctrinated — Toni Cade Bambara
• de·programmer "ˌ noun
• de·programming "ˌ noun