English Reference

Word

modify

Phoneticsmod·i·fy

US/ˈmɑdəˌfaɪ/

UK/mˈɒdɪfˌaɪ/

Definitions

01to change slightly

B2

v. to make small changes to something, usually to improve it or make it fit a new situation.

v. to make partial changes to something in order to improve it or make it less extreme. Transitive — requires a direct object.

“The engineers had to modify the car's design to make it safer for passengers.”

“The software developers had to modify the existing source code to ensure compatibility with the latest operating system update.”

Academic

Usage

Often used in technical or formal contexts regarding plans, designs, or laws.

Synonyms

Antonyms

02to describe or limit a word

C1 · Grammar

v. to change or add to the meaning of another word.

v. to qualify or limit the meaning of a word or phrase by providing additional information. Transitive — the subject is usually a grammatical unit like an adjective or adverb.

“In the phrase 'red apple', the adjective 'red' modifies the noun 'apple'.”

“Adverbs typically modify verbs, adjectives, or other adverbs to provide specific details regarding time, manner, or place.”

Academic · Technical

Usage

The verb is transitive and takes the word being described as its object.

Synonyms

Real-World Examples

“Jayanti modifies root words from Sanskrit with prefixes and suffixes to arrive at the translation.”
Phys.org · 17 Aug 2026
“One solution to this problem is to modify mRNA’s building blocks – specifically, changing the U, or uridine, to its chemical cousins, pseudouridine and N1-methylpseudouridine .”
The Conversation · 6 Aug 2026

Etymology

From Middle English modifien, from Middle French modifier, from Latin modificare (“to limit, control, regulate, deponent”), from modificari (“to measure off, set bound to, moderate”), from modus (“measure”) + facere (“to make”); see mode.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

slightly modify

Word family

Domain

Grammar

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

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English Reference