notarial actglossary / NOTARIAL ACT notarial act. An official function of a notary public, such as placing a seal on an affidavit. See NOTARY PUBLIC. [Cases: Notaries6. C.J.S. Notaries §§ 11, 15, 17.] 词条贡献者 法律翻译Terence,毕业于欧洲顶尖的高级翻译学院,专注翻译各类与房地产与土地使用诉讼有关的法律文件。