retrofit
verb /ˈretrəʊfɪt/
/ˈretrəʊfɪt/
Verb Forms
| present simple I / you / we / they retrofit | /ˈretrəʊfɪt/ /ˈretrəʊfɪt/ |
| he / she / it retrofits | /ˈretrəʊfɪts/ /ˈretrəʊfɪts/ |
| past simple retrofitted | /ˈretrəʊfɪtɪd/ /ˈretrəʊfɪtɪd/ |
| past participle retrofitted | /ˈretrəʊfɪtɪd/ /ˈretrəʊfɪtɪd/ |
| -ing form retrofitting | /ˈretrəʊfɪtɪŋ/ /ˈretrəʊfɪtɪŋ/ |
- retrofit something to put a new piece of equipment into a machine that did not have it when it was built; to provide a machine with a new part, etc.
- Voice recorders were retrofitted into planes already in service.
- They retrofitted the plane with improved seating.
Word Origin1950s: blend of retroactive and refit.