precept against killing; precept of non-violence
Buddhist precept that forbids taking the life of any sentient being. Often discussed in the context of the Five Precepts (五戒).
In Buddhism, the precept against killing is one of the most fundamental precepts.
彼は殺生戒を守るために菜食主義を選んだ。
He chose vegetarianism in order to observe the precept against killing.