vegetarianism

詳細解釋：

veg.e.tar.i.an.ism

n.（名詞）
The practice of subsisting on a diet composed primarily or wholly of vegetables, grains, fruits, nuts, and seeds, with or without eggs and dairy products.
素食主義：靠食用主要或全部由蔬菜、穀物、水果、乾果和種子構成的（包括或不包括蛋類和乳製品）日常食物，維持生存的做法