1. A change for the better; progress in development
   - improvement, advance 
2. An improvement that adds to the value of a property or facility 
3. The act of relieving ills and changing for the better
   - amelioration, melioration

Derived forms: betterments

See also: better

Type of: improvement, melioration, shift, transformation, transmutation

Encyclopedia: Betterment

• self-will
• self-willed
• self-winding
• self-worship
• self-worth
• selfhood
• selfish
• selfish person
• selfishly
• selfishness
• selfless
• selflessly
• selflessness
• selfsame
• selfsameness
• Seljuk
• Selkirk
• Selkirk Mountains
• Selkup
• sell
• sell short
• sell up
• sell-by date
• sellable
• seller