a·mel·io·rate (ə-mēl'yə-rāt') tr. & intr.v. a·me·lio·rat·ed, a·me·lio·rat·ing, a·me·lio·rates To make or become better; improve. See Synonyms at improve. [Alteration of meliorate.] a·mel'io·ra·ble (-rə-bəl) adj., a·mel'io·ra'tive adj., a·mel'io·ra'tor n. |