Fairfield, California. Fairfield is a city in, and the county seat of, Solano County, California, United States.
governor of a fourth part. Dictionaries-Smith's Bible Dictionary-Tetrarch, properly the sovereign or governor of the fourth part of a country. (Matthew 14:1; Luke 3:1; 9:7; Acts 13:1) The title was, however, often applied to any one who governed a Roman province, of whatever size. The title of king was sometimes assigned to a tetrarch.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Tetrad(noun) the number four; a collection of four things; a quaternion. 2  Tetrad(noun) a tetravalent or quadrivalent atom or radical; as, carbon is a tetrad.