A vegetarian is someone who doesn’t eat any animals, no chicken, no beef, no pork; however a vegetarian may eat eggs and other dairy while avoiding the flesh.
A vegan is someone who doesn’t eat any animals or animal by-products. No dairy, no butter, those kind of things.
Raw, is someone who does not eat anything heated over a temperature of 115 degrees. Raw is the optimal way to eat. You’re getting all the nutrients from the food when you eat raw.