Flexitarian? Vegetarian? Vegan?

Friday, October 12, 2007 | 3:00 p.m. CDT; updated 11:41 p.m. CDT, Monday, July 21, 2008

You sit down at lunch and a friend announces he’s become a vegetarian. You know this means he’s going to stop eating meat. But if someone he were to call himself a flexitarian or a raw vegan, would you have any idea what he’s talking about? Here are some widely used definitions from the International Vegetarian Union and to clear things up.