I was struggling with coming up with a perfect analogy, but this phenomenon basically happens when a word becomes ubiquitous to mean an entire class of somethin

I was struggling with coming up with a perfect analogy, but this phenomenon basically happens when a word becomes ubiquitous to mean an entire class of something, like how "Kleenix" means "tissue" or "Coke" means "carbonated beverage" (depending on your location in the US). Author: "Coke QR" HN: "That's not Coke, that's Sprite!" dang: changes title to "Carbonated Beverage QR"