retrofit
verb (used with object)
to modify equipment (in airplanes, automobiles, a factory, etc.) that is already in service using parts developed or made available after the time of original manufacture.
retrofits
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pluralof retrofit.plural
The grammatical form denoting more than one person, place, thing, or idea.
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present tense formof retrofit (3rd person singular).present tense
Used to describe things happening now or regularly.
retrofitverb (used with object)to modify equipment (in airplanes, automobiles, a factory, etc.) that is already in service using parts developed or made available after the time of original manufacture.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Nearly 50% of Nuveen Green Capital’s deployment activity is focused on new construction, with the rest being allocated to building retrofits for things like solar energy upgrades.
From The Wall Street Journal ● Aug. 25, 2026
On Net Zero he proposes a "Northern Way", which subsidises the transition, retrofits, cutting bills, and building exportable locally owned industry.
From BBC ● Jul. 17, 2026
The ADS-B In retrofits might not be compatible with hundreds of planes in the U.S. commercial fleet, according to Bedford, the FAA administrator.
From The Wall Street Journal ● May 31, 2026
The county set a deadline for retrofits to be done within 20 years.
From Los Angeles Times ● Oct. 16, 2025
In my mind, I feel a reimagining of access is required — not as a set of retrofits or accommodations, but as a creative opportunity.
From Los Angeles Times ● Sep. 19, 2025
