Pat Meadows wrote:

this:

vegetarian - eats no dead animals (this is the simplest way
to express it), many eat both eggs and milk, some eat one
but not the other [1].


Lacto-vegetarians eat milk and cheese, but not eggs. Ovo-vegetarians eat eggs
but not milk and cheese. Lacto-ovo vegetarian is the same thing as vegetarian.
Vegans [pronounced vee-gan], as you note, eat no dairy products or eggs.




Andrew