Meaning of 'retrofit'

noun

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"

noun

a component or accessory added to something after it has been manufactured

verb

substitute new or modernized parts or equipment for older ones

Example: "The laboratory retrofitted to meet the safety codes"

verb

fit in or on an existing structure, such as an older house

Example: "The mansion was retrofitted with modern plumbing"

verb

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"