MELIORATE
better, improve, ameliorate, meliorate
(verb) get better; “The weather improved toward evening”
better, improve, amend, ameliorate, meliorate
(verb) to make better; “The editor improved the manuscript with his changes”
Source: WordNet® 3.1
Etymology
Verb
meliorate (third-person singular simple present meliorates, present participle meliorating, simple past and past participle meliorated)
(transitive) To make better; to improve; to solve a problem.
(intransitive) To become better.
Synonyms
• See also improve
• ameliorate
Source: Wiktionary
Mel"io*rate, v. t. [imp. & p. p. Meliorated; p. pr. & vb. n.
Meliorating.] Etym: [L. melioratus, p. p. of meliorare to meliorate,
fr. melior better; akin to Gr. Ameliorate.]
Definition: To make better; to improve; to ameliorate; to soften; to make
more tolerable.
Nature by art we nobly meliorate. Denham.
The pure and bening light of revelation has had a meliorating
influence on mankind. Washington.
Mel"io*rate, v. i.
Definition: To grow better.
Source: Webster’s Unabridged Dictionary 1913 Edition