bicameral /bʌɪˈkaməɹəl/ adjective4 •Being or having a system with two, often unequal, chambers or compartments; of, signifying, relating to, or being the product of such a two-chambered system.By preventing legislative usurpation in the beginning, the bicameral legislature avoids executive usurpation in the end. — 1891 •Of, having, or relating to two separate legislative chambers or houses.Once the Senate votes, aides said, the first order of business in the bicameral talks will be to set an overall dollar figure […]. — 2009 •Of a script or typeface: having two cases, upper case and lower case.Aspect values on bicameral fonts are based on the size of the lowercase characters. — 2001 •Relating to the functions of the two cerebral hemispheres in the history of human beings ‘hearing’ the speech of gods or idols, according to Julian Jaynes's theory of the bicameral mind.