Definition of 同害報復 (どうがいほうふく)
どうがいほうふく
                        同害報復
どうがいほうふく
dougaihoufuku
noun
•
        
(principle of) an eye for an eye and a tooth for a tooth, lex talionis, equal retaliation
Related Kanji
| 同 | same, agree, equal | 
| 害 | harm, injury | 
| 報 | report, news, reward, retribution | 
| 復 | restore, return to, revert, resume |