"modifier" in the noun sense
1. modifier, qualifier
a content word that qualifies the meaning of a noun or verb
2. modifier
a moderator who makes less extreme or uncompromising
3. changer, modifier
a person who changes something
"an inveterate changer of the menu"
4. modifier, modifier gene
a gene that modifies the effect produced by another gene
Source: WordNet® (An amazing lexical database of English)
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