Meaning & use
retrofit
Last updated
To add a new component, feature, or technology to something that did not have it when it was originally built.
See it in a sentence
The city plans to retrofit older buildings with earthquake-resistant supports.
They retrofitted the factory with solar panels to cut energy costs.
A note on using this word
Retrofit specifically implies modifying an existing structure or system, rather than designing something new from scratch.
Words with a similar meaning
upgraderefit
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. noun
A modification made to add a feature to an existing structure or system.
The seismic retrofit took over a year to complete.
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