the part of a parliament of a country that is smaller and represents fewer people or is not elected at all. In the UK, the Upper House is the House of Lords, and in the US, it is the Senate. 上(议)院(一国议会中较小的部分,代表人数较少或不是经过选举。在英国是上议院,在美国是参议院) Synonyms and related words