immatriculationglossary / IMMATRICULATION immatriculation. Int’l law. The grant of nationality to and enrollment on the national registry of a merchant ship, thereby giving the ship the right to fly the registering nation’s flag. 词条贡献者 译者崇载,国际名校知识产权法专业,擅长翻译各种与知识产权相关的法律文件。