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Euclid of Megara

(Encyclopedia)Euclid of Megara mĕgˈərə [key], c.450–c.375 b.c., Greek philosopher, a disciple of Socrates and traditional founder of the Megarian school. He combined the Eleatic doctrine of the unity of being...

Mégara

(Encyclopedia)Mégara mĕˈgərə, –gärä [key], town (1991 pop. 25,061), E central Greece, on the Saronic Gulf. Wine, olive oil, and flour are produced. It is the site of the ancient town of Mégara, the capita...

South Euclid

(Encyclopedia)South Euclid yo͞oˈklĭd [key], city (1990 pop. 23,866), Cuyahoga co., NE Ohio, a suburb of Cleveland; inc. as a city 1940. Mostly residential, it is the site of Notre Dame College. ...

Euclid, Greek mathematician

(Encyclopedia)Euclid yo͞oˈklĭd [key], fl. 300 b.c., Greek mathematician. Little is known of his life other than the fact that he taught at Alexandria, being associated with the school that grew up there in the l...

Euclid, city, United States

(Encyclopedia)Euclid, city (2020 pop. 49,692), Cuyahoga co., NE Ohio, a suburb adjoining Cleveland, on Lake Erie; settled 1798, inc. 1848. Named for the famous Greek ...

Eubulides

(Encyclopedia)Eubulides yo͞obyo͞oˈlĭdēz [key], 4th cent. b.c., Greek philosopher, native of Miletus. He was a contemporary and adversary of Aristotle and was the successor of Euclid of Megara as head of the Me...

Megarian school

(Encyclopedia)Megarian school, Greek school of philosophy at Mégara from late 5th cent. to early 3d cent. b.c. Influenced by the Eleatic school and by Socrates, it was known for its interest in logic and for argum...

Apollonius of Perga

(Encyclopedia)Apollonius of Perga, fl. 247–205 b.c., Greek mathematician of the Alexandrian school. He produced a treatise on conic sections that included, as well as his own work, much of the work of his predece...

Hypsicles of Alexandria

(Encyclopedia)Hypsicles of Alexandria hĭpˈsĭklēz [key], astronomer of ancient Greece. Some authorities place Hypsicles in the 2d cent. b.c. and some in the 2d cent. a.d. The 14th and 15th books of Euclid's Elem...

Adelard of Bath

(Encyclopedia)Adelard of Bath ădˈəlärd [key], fl. 12th cent., English scholastic philosopher, celebrated for his study of Arabic learning. He translated Euclid from Arabic into Latin. His major works were Perdi...