1. One who practices vegetarianism.
2. A herbivore.

1. Of or relating to vegetarianism or vegetarians.
2. Consisting primarily or wholly of vegetables and vegetable products: a vegetarian diet.

[VEGET(ABLE) + -ARIAN.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.