betterment   (TTS Sound)

The betterment has 3 Senses.

• advance, improvement, betterment
• アドバンス, 開展, 進展, 進み, 発展, 進歩, 発達, 改良, 前進, 上達, 改善, アドヴァンス, 向上
• a change for the better; progress in development
• 改良

• betterment
• 改善
• an improvement that adds to the value of a property or facility
• 財産や設備に価値を加える改善

• amelioration, melioration, betterment
• the act of relieving ills and changing for the better
• 病気を軽くし、よりよい状態に変える行為