A modifier is a word or phrase that adds additional details or changes the meaning of another word in a sentence. It helps provide more information and enhance the description of the noun or verb it modifies. Full definition
; HEBON, et al... Consortium of Investigators of Modifiers of BRCA1 and BRCA2. (gcb.mumc.nl)
There are differences in appearance between individuals because of modifier genes as well as environmental forces. (siriusdog.com)
This Galactic Readiness acts as modifier for the value of your War Assets, increasing their worth every time you play a match and therefore effecting which of the games «endings» you get when you enter the final conflict. (wolfsgamingblog.com)