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 双语律师Lorna,国际知名商学院金融专业,擅长翻译涉及金融创新和金融科技领域的法律文件。