modifier

名词 modifier:

1. a content word that qualifies the meaning of a noun or verb
   同义词：qualifier
2. a moderator who makes less extreme or uncompromising
3. a person who changes something
   同义词：changer
4. a gene that modifies the effect produced by another gene
   同义词：modifier gene

mod.i.fi.er

n.Grammar （名词）【语法】
A word, phrase, or clause that limits or qualifies the sense of another word or word group.
语法的修饰词：用来限定或修饰另一个词或词组的感觉的字、词组或从句