containmentglossary / CONTAINMENT containment. Int’l law. The policy of restricting the ideological and territorial expansion of one’s enemy. • This was the basic philosophy of the United States during the Cold War. 词条贡献者 法律翻译Dan,在一家专注于能源领域的国际律师事务所担任全职法律翻译,擅长翻译有关新兴技术领域的法律文件。