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Definitions

retrofit

[re-troh-fit, re-troh-fit, re-troh-fit] / ˈrɛ troʊˌfɪt, ˌrɛ troʊˈfɪt, ˈrɛ troʊˌfɪt /
VERB
adapt for use with something older
Synonyms


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.

Updates will include access improvements, new mechanical and electric systems, a seismic retrofit, and space reconfigurations.

From Los Angeles Times • Feb. 4, 2026

Riot Platforms will make around $90 million in capital expenditures to retrofit the Rockdale facility.

From Barron's • Jan. 16, 2026

Airbus had been line-fitting the change since late 2022 with plans to make it available for retrofit on existing aircraft delayed by steel shortages after Russia’s invasion of Ukraine.

From The Wall Street Journal • Nov. 18, 2025

Boston Borough Council said its home energy advice and retrofit team will holding a Beat your Winter Worries clinic at Centenary Methodist Church.

From BBC • Nov. 18, 2025

The Center has since benefitted by a forty-million-dollar retrofit, but there's still enough forest and swamp on the facility for the Border Patrol to put in tracking practice.

From The Hacker Crackdown, law and disorder on the electronic frontier by Sterling, Bruce