Pronunciation (US) IPA (key): /ˌmɑdɪfɪˈkeɪʃən/ (UK) IPA (key): /ˌmɒdɪfɪˈkeɪʃən/ Audio (US)(file) Hyphenation: mod‧i‧fi‧ca‧tion Noun Singular modification Plural modifications (countable) A modification to something is a change or adjustment to something. The modification of the computer allowed it to access the Internet easier. The modifications made broke the device. Related words modify modifierWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads