Maybe, but I didn't invent it. It's just the definition in current use. As most people use the word, it's more specific than a business that's merely new. As most people use the word, it doesn't include barber shops, gas stations, shoe repair stores, etc. There are structural differences between that kind of company and a startup. McDonald's and Olive Garden aren't restaurants, but restaurant chains. They do things very differently from your local Italian restaurant.