improvement

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a change for the better;
progress in development (Freq. 7)
• Syn:
betterment, advance
• Derivationally related forms:
advance (for: advance), better (for: betterment), improve
• Hypernyms:
transformation, transmutation, shift
• Hyponyms:
revival, resurgence, revitalization, revitalisation, revivification,
refinement, elaboration, adjustment, accommodation, fitting, conservation,
preservation, recovery
2. the act of improving something (Freq. 7)
- their improvements increased the value of the property
• Derivationally related forms:
improve
• Hypernyms:
change of state
• Hyponyms:
tenderization, tenderisation, development, cleaning, cleansing,
cleanup, correction, rectification, optimization, optimisation, perfection,
reform, amelioration, melioration, betterment, self-improvement, self-reformation,
clearing, clarification, enrichment, humanization, humanisation, modernization,
modernisation, renovation, redevelopment, overhaul, enhancement, sweetening,
upturn, ventilation, airing, repair, fix, fixing,
fixing, mend, mending, reparation, stabilization,
stabilisation, upgrade
3. a condition superior to an earlier condition (Freq. 4)
- the new school represents a great improvement
• Syn:
melioration
• Ant:
decline
• Derivationally related forms:
meliorate (for: melioration), improve
• Hypernyms:
condition, status
• Hyponyms:
betterment, development, reformation, renovation, restoration, refurbishment

• Từ đồng nghĩa / Synonyms:
  melioration, betterment, advance
• Từ trái nghĩa / Antonyms:
  decline, declination