bona gratiaglossary / BONA GRATIA bona gratia (boh-n[schwa] gray-shee-[schwa]). [Latin] Roman law. In goodwill; in a friendly way. • The phrase typically referred to a divorce by mutual consent. 词条贡献者 译者晓琳,法学硕士(国际争议解决方向),擅长翻译各种与复杂跨境争议相关的法律文件。