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Definition of modifier

modifier

/ˈmɑː.də.faɪ.ɚ/
mod · i · fi · er

Plural:modifiers
•
Adjective:modificatory
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modifier Lexical Profile

modifier Game Scores & Validity

• noun

1

A word, phrase, or clause, especially an adjective or adverb, that qualifies, limits, or adds descriptive detail to the meaning of another word or phrase.

Example

"Placing the modifier too far from the noun it describes can make a sentence confusing to read."


2

A person, substance, or thing that makes partial changes to the properties, appearance, or function of something.

Example

"Chemical engineers added an impact modifier to the plastic blend to prevent it from cracking in cold weather."


3

In genetics, a gene that alters the phenotypic expression of another gene at a different locus.

Example

"Researchers identified a genetic modifier that influences the severity of the inherited condition."

Synonyms
View all synonyms for modifier

• Rhymes for modifier

Word Origin & Etymology

Formed in the 16th century as an agent noun from the verb 'modify', which derives via Old French from the Latin 'modificare' (to limit or measure off), from 'modus' (measure).

Cite this Entry


Wordmom. (2026). Definition of Modifier. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/modifier
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