Betterment (noun)

1. The act or process of improving something.
2. The state of being improved.
3. An improvement.

Origin:

Middle english bettrement, from better.

Examples:

1. The company's goal is the betterment of the community.
2. He saw the new technology as a step in the betterment of society.
3. The betterment of the living conditions of the poor is a priority.
4. The betterment of the environment is necessary for the survival of the planet.
5. The betterment of the city's transportation system is a top priority.