retrofit

[ verb re-troh-fit, re-troh-fit; noun, adjective re-troh-fit ]SEE DEFINITION OF retrofit
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

1954, from retro- + fit (v.). Related: Retrofitted; retrofitting. As a noun, 1956, from the verb.

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.