| retrofit | (n) a component or accessory added to something after it has been manufactured |
| retrofit | (n) the act of adding a component or accessory to something that did not have it when it was manufactured, Example: the court ordered a retrofit on all automobiles |
| retrofit | (v) provide with parts, devices, or equipment not available or in use at the time of the original manufacture, Example: They car companies retrofitted all the old models with new carburetors |
| retrofit | (v) fit in or on an existing structure, such as an older house, Example: The mansion was retrofitted with modern plumbing |
| retrofit | (v) substitute new or modernized parts or equipment for older ones, Example: The laboratory retrofitted to meet the safety codes |
