Vegetarian: includes vegan, person may/may not wear animal products and usualy falls into one of these categories:

Vegan: a personal who does not eat animal flesh, or use animal products, which can exclude the consumption of honey and wearing leather, silk, wool, etc. Some vegans will still eat honey depending on how the bees are cared for.

Ovo-Lacto Vegetarian: will only eat eggs and milk products.

Ovo Vegetarian: only eats eggs.

Lacto Vegetarian: only eats milk products.