1) Diet 
Vegetarianism is the practice of abstaining from the consumption of meat – red meat, poultry, seafood and the flesh of any other animal; it may also include abstention from by-products of animal slaughter. Vegetarianism can be adopted for different reasons. Many object to eating meat out of respect for sentient life. Such ethical motivations hav...
• (n.) The theory or practice of living upon vegetables and fruits.
the theory or practice of living solely upon vegetables, fruits, grains, and nuts—with or without the addition of milk products and eggs—generally ... [8 related articles]
(vej″ә-tar´e-әn-iz″әm) adherence to a vegetarian diet.
Veg`e·ta'ri·an·ism noun The theory or practice of living upon vegetables and fruits. 
Type: Term Pronunciation: vej′ĕ-tār′ē-ăn-izm Definitions: 1. The practice of following some form of vegetarian diet.
Vegetarianism is a movement which originally aimed at making vegetable foods the sole diet of human beings, but now refers to those individuals who keep a diet solely of vegetable foods. The vegetarianism movement began in Europe about 1850, and its followers abstain from eating the flesh of animals and birds. Some eat fish, but others do not, whil...
[n] - a diet excluding all meat and fish
noun a diet excluding all meat and fish