a body of persons given the responsibility and power to make laws for a country or state; specif., the lawmaking body of a state, corresponding to the U.S. Congress
See legislature in American Heritage Dictionary 4
(lĕjˈĭ-slāˌchər)
noun
An officially elected or otherwise selected body of people vested with the responsibility and power to make laws for a political unit, such as a state or nation.