u·ni·cam·er·al
adjective/ˌjuːnɪˈkæmərəl/
/ˌjuːnɪˈkæmərəl/
(specialist)- (of a parliament) that has only one main legislative (= law-making) body
单院的；一院（制）的 Oxford Collocations DictionaryUnicameral is used with these nouns:- legislature
- parliament
Word Originmid 19th cent.: from uni- ‘one’ + Latin camera ‘chamber’ + -al.