A summa is a text that sums up knowledge in a field, such as: Summa Theologica and Summa contra Gentiles, the most famous works of Thomas Aquinas.
Summa may also refer to: Places and jurisdictions Summa, Iran, a village in East Azerbaijan Province, Iran Samma, Jordan, old name for this Jordanian village Summa, Numidia, a former city and bishopric in the Roman province of Numidia, now a Latin Catholic titular see
Other Summa (genre) Summa (Pärt), a 1978 composition by Arvo Pärt Summa Corporation, a defunct American company Summa Health System, one of the largest organized delivery systems in Ohio 1928 Summa, a main-belt asteroid Battle of Summa, a 1939–1940 battle fought between the Soviet Union and Finland Homer Summa (1898–1966), an American baseball player Scalable Universal Matrix Multiplication Algorithm; see Cannon's algorithm
See also Somma (disambiguation) Summa potestas (law)