Sovereignty; supreme power; hence, superiority; predominance; high, or the highest, station. Sir P. Sidney. Your principalities shall come down, even the crown of your glory. Jer. xiii. 18. The prerogative and principality above everything else. Jer. Taylor. A prince; one invested with sovereignty. "Next upstood Nisroch, of principalities the prime." Milton. The territory or jurisdiction of a prince; or the country which gives title to a prince; as, the principality of Wales.