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English definition of “modify”

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modify

verb [T] uk   /ˈmɒd.ɪ.faɪ/ us    /ˈmɑː.dɪ-/

modify verb [T] (CHANGE)

C1 to change something such as a plan, opinion, law, or way of behaviour slightly, usually to improve it or make it more acceptable: Instead of simply punishing them, the system encourages offenders to modify their behaviour. The proposals were unpopular and were only accepted in a modified form.

modify verb [T] (LANGUAGE)

specialized language If a word or phrase modifies another word or phrase used with it, it limits or adds to its meaning: In the sentence "She ran quickly" the adverb "quickly" modifies the verb "ran".
(Definition of modify from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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