D defs.my
Entry 1 sense Webster, 1913

Qualifier

/kwŏʹlĭ-fī-ər/ · Qual·i·fi·er · IPA /ˈkwɑ.lɪ.faɪ.ɚ/
01 n. One who, or that which, qualifies; that which modifies, reduces, tempers or restrains.
  1. 1.
    One who, or that which, qualifies; that which modifies, reduces, tempers or restrains.