Simple Definition of retrofit
: to provide (something) with new parts that were not available when it was originally built
Full Definition of retrofit
1 : to furnish (as a computer, airplane, or building) with new or modified parts or equipment not available or considered necessary at the time of manufacture
2 : to install (new or modified parts or equipment) in something previously manufactured or constructed
3 : to adapt to a new purpose or need : modify <retrofit the story for a new audience>
Examples of retrofit in a sentence
The factory has been retrofitted to meet the new safety regulations.
We can retrofit your car with the new fuel system.
First Known Use of retrofit
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