protectionismglossary / PROTECTIONISM protectionism. The protection of domestic businesses and industries against foreign competition by imposing high tariffs and restricting imports. — protectionist, adj. 词条贡献者 译员黎川,在一家顶尖澳洲律师事务所的上海办公室担任全职法律翻译,擅长翻译涉及工业与制造业领域的法律文件。