[ˈrɛtrə(ʊ)ˌfɪt], (Verb)

Definitions:
- add (a component or accessory) to something that did not have it when manufactured
(e.g: motorists who retrofit catalysts to older cars)


Phrases:

Origin:
1940s: blend of retroactive and refit

[ˈrɛtrə(ʊ)ˌfɪt], (Noun)

Definitions:
- an act of retrofitting a component or accessory
(e.g: uninsulated and oddly designed dream houses that are badly in need of a retrofit)


Phrases:

Origin:
1940s: blend of retroactive and refit