bicameral system

bicameral system, a system of government in which the legislature comprises two houses. The modern bicameral system dates back to the beginnings of constitutional government in 17th-century England and to the later 18th century on the continent of Europe and in the United States. The English Parliament became bicameral in recognition of the distinction between the nobility and clergy and the common people. When the British colonies were established in America, the colonial assemblies were...