Mel″io‐rate (mēl″yō̍‐rāt), v. t. [imp. & p. p.Meliorated (–rā′tĕd); p. pr. & vb. n.Meliorating.] [L. melioratus, p. p. of meliorare to meliorate, fr. melior better; akin to Gr. μα̑λλον rather, μάλα very. Cf. Ameliorate.] To make better; to improve; to ameliorate; to soften; to make more tolerable.
Nature by art we nobly meliorate. Denham.
The pure and benign light of revelation has had a meliorating influence on mankind. Washington.