Meaning of the word retrofit in English

What does retrofit mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

retrofit

US /ˈret.rə.fɪt/
UK /ˈret.rəʊ.fɪt/

Verb

to add a component or accessory to something that did not have it when manufactured

Example:
The company decided to retrofit all its older models with new safety features.
Many homeowners are choosing to retrofit their homes with solar panels.

Noun

an act of retrofitting, or a component or accessory added to something after manufacture

Example:
The new safety system was a costly retrofit for the entire fleet.
The energy-efficient windows were a recent retrofit to the old building.