meliorateverb · Level 2 SAT1To make better or improve, as in quality or social or physical conditionThe new policies were designed to meliorate conditions in overcrowded urban housing districts.ModuleLevel 2RegisteracademicCollectionCollection 085SAT Plus planAlso in Collection 085surmount, transfigure, verify, disobedience, fuse, postdate, repeal, desert and 1 more