WordNet (r) 3.0 (2006):

antineoplastic drug
    n 1: any of several drugs that control or kill neoplastic cells;
         used in chemotherapy to kill cancer cells; all have
         unpleasant side effects that may include nausea and
         vomiting and hair loss and suppression of bone marrow
         function [syn: antineoplastic, antineoplastic drug,
         cancer drug]