Definition of Accusatorial 1. Specifically indicating a form of prosecution in which one is publicly accused of and tried for a crime and in which the judge is not also the prosecutor Adjective Antonyms to adjective "accusatorial" Lexical Analysis for "accusatorial" inquisitorial especially indicating a form of prosecution in which proceedings are secret and the accused is questioned by a prosecutor who acts also as the judge accusation an assertion that someone is guilty of a fault or offence a formal charge of wrongdoing brought against a person; the act of imputing blame or guilt accuser someone who imputes guilt or blame etymologically related accusator is derived from accusatorially