retrofit
/ˈrɛtroʊˌfɪt/
verb
- To add a part or feature to something that was not originally there, especially to improve it or make it more modern.
- We need to retrofit our home with better insulation to save energy.
- The company decided to retrofit the old factory with solar panels.
- The school retrofitted all classrooms with smartboards last summer.
noun
- The act or process of adding new parts or features to an existing system or building.
- A seismic retrofit can make older buildings safer during earthquakes.
- The government offered tax credits for energy-efficient retrofits.
- The retrofit of the bridge took longer than expected.