improved

• POS: Verb (usu participle)
• HYPHEN: im=proved

CIDE DICTIONARY

improved, adj. 

•  advanced to a more desirable or valuable or excellent state. Opposite of unimproved.  [WordNet 1.5]
•  changed for the better; as, her improved behavior.  [WordNet 1.5]

THESAURUS

improved

advanced, altered, ameliorated, beautified, better, bettered, changeable, changed, civilized, converted, cultivated, cultured, degenerate, developed, deviant, divergent, educated, embellished, enhanced, enriched, metamorphosed, metastasized, modified, mutant, perfected, polished, qualified, rebuilt, refined, reformed, renewed, revived, revolutionary, subversive, transfigured, transformed, translated, transmuted, unmitigated, worse

ROGET THESAURUS

improved

Improvement

N improvement, amelioration, melioration, betterment, mend, amendment, emendation, mending, advancement, advance, ascent, promotion, preferment, elevation, increase, cultivation, civilization, culture, march of intellect, menticulture, race-culture, eugenics, reform, reformation, revision, radical reform, second thoughts, correction, limoe labor, refinement, elaboration, purification, oxidation, repair, recovery, revise, new edition, reformer, radical, improving, progressive, improved, better, better off, better for, all the better for, better advised, reformatory, emendatory, reparatory, remedial, corrigible, improvable, accultural, on consideration, on reconsideration, on second thoughts, on better advice, ad melius inquirendum, urbent latericiam invenit marmoream reliquit.