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Hesychius of Alexandria

(Encyclopedia)Hesychius of Alexandria hēsĭkˈēəs [key], fl. 5th cent.?, Alexandrian grammarian. Hesychius is known as the compiler of an invaluable lexicon, a glossary of unusual words and expressions occurring...

Didymus of Alexandria

(Encyclopedia)Didymus of Alexandria, d. c.396, Greek grammarian and theologian, also called Didymus the Blind. His treatise On the Holy Ghost was translated by St. Jerome, who studied briefly with him. Although Did...

Clement of Alexandria

(Encyclopedia)Clement of Alexandria (Titus Flavius Clemens), d. c.215, Greek theologian. Born in Athens, he traveled widely and was converted to Christianity. He studied and taught at the catechetical school in Ale...

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...

Heron of Alexandria

(Encyclopedia)Heron of Alexandria hērˈŏn [key] or Hero, mathematician and inventor. The dates of his birth and death are unknown; conjecture places them between the 2d cent. b.c. and the 3d cent. a.d. He is beli...

Cyril of Alexandria, Saint

(Encyclopedia)Cyril of Alexandria, Saint: see Cyril, Saint (St. Cyril of Alexandria). ...

Alexandria Troas

(Encyclopedia)Alexandria Troas trōˈăs [key], ancient Greek seaport city, Mysia, NW Asia Minor, called Troas in the Bible. It was important under the Greeks and Romans. ...

Alexandria, city, Egypt

(Encyclopedia)Alexandria, Arabic Al Iskandariyah, city, N Egypt, on the Mediterranean Sea. It is at the western extremity of the Nile River delta, situated on a narrow isthmus between the sea and Lake ...

Ocasio-Cortez, Alexandria

(Encyclopedia) Ocasio-Cortez, Alexandria, 1989- , American political activist and member of Congress, b. Bronx, N.Y., Boston College (B.A., 2011). Born to Puerto Ric...

Cyril, Saint (St. Cyril of Alexandria)

(Encyclopedia)Cyril, Saint (Saint Cyril of Alexandria) sĭrˈəl [key], d. a.d. 444, patriarch of Alexandria (412–44), Doctor of the Church, known for his animosity toward heretics and heathens. He drove the Jews...