IPA: //ˈaɪdələtər//
KK: /ˈaɪdələtər/
A person who worships idols or has excessive admiration for someone or something.
The idolator followed the celebrity everywhere, hoping to catch a glimpse of their favorite star.
Idolator is formed from "idolum" (meaning an image or representation) and "-ator" (meaning one who does or performs). The word refers to one who worships or serves an idol, emphasizing the act of idol worship.
Think of someone who 'worships an image' ('idolum') — that's what an idolator does.