As a Noun: 1. The gradual increase, growth or improvement in something, especially after it had been damaged. English = build up. 2. The rebuilding of something that has been destroyed or badly damaged. English = reconstruction. 3. The carrying out of a plan, system or policy. English = implementation. As a Verb or Adjective: 1. To gradually increase, grow or improve, especially after something has previously been damaged. English = build up. 2. To rebuild something that has been destroyed or badly damaged. English = reconstruct. 3. To start and carry out a plan, system, or policy. English = implement.