antecedent - an╢t sd╢int] ( pc | mac ) Artificial Intelligence. the left-hand side of an implication or rule; e.g., in the rule P Q, P is the antecedent. ; дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр http://www.harcourt.com/dictionary/def/6/1/3/7/613700.html;