IPA: /ˌjuːnɪˈkeɪmərəl/
KK: /junɪˈkeɪmərəl/
Referring to a system of government or organization that has only one legislative chamber.
The country has a unicameral legislature, which means all laws are made by a single assembly.
Unicameral is formed from "uni-" (meaning one) and "cameral" (from Latin "camera", meaning chamber). The word refers to a legislative body that consists of a single chamber.
Think of 'one' ('uni-') chamber ('cameral') to remember that unicameral means having just one legislative chamber.