corpus delicti
/dɪˈlɪktaɪ/noun
1- Law the facts and circumstances constituting a breach of a law【律】（构成犯罪的）证据; 事实。
1.1
- concrete evidence of a crime, such as a corpse犯罪实证（或铁证）（如尸体）。
词源
Latin, literally 'body of offence'.