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synodic period

(Encyclopedia)synodic period sĭnŏdˈĭk [key], in astronomy, length of time during which a body in the solar system makes one orbit of the sun relative to the earth, i.e., returns to the same elongation. Because ...

Gregory XIII

(Encyclopedia)Gregory XIII, 1502–85, pope (1572–85), an Italian named Ugo Buoncompagni, b. Bologna; successor of St. Pius V. He is best known for his work on the calendar, and the reformed calendar, the Gregori...

Reformed churches

(Encyclopedia)Reformed churches, in a general sense, all Protestant churches that claim a beginning in the Reformation. In more restricted and more usual historical usage, Reformed churches are those Protestant chu...

Pugin, Augustus Charles

(Encyclopedia)Pugin, Augustus Charles pyo͞oˈjĭn [key], 1762–1832, English writer on medieval architecture, b. France. His writings and drawings furnished a mass of working material for the architects of the Go...

year

(Encyclopedia)year, time required for the earth to complete one orbit about the sun. The solar or tropical year is measured relative to the sun and is equal to 365 days, 5 hr, 48 min, 46 sec of mean solar time (see...

Evagrius Scholasticus

(Encyclopedia)Evagrius Scholasticus ēvāˈgrēəs [key], c.536–c.600, Syrian ecclesiastical historian, a prominent, honored lawyer in Antioch and Constantinople. His Ecclesiastical History (431–594), written i...

Dionysius the Areopagite, Saint

(Encyclopedia)Dionysius the Areopagite, Saint ârēŏpˈəjīt [key], fl. 1st cent. a.d., Athenian Christian, converted by St. Paul. Acts 17.34. Tradition has made him a martyr and the first bishop of Athens. He ha...

atonement

(Encyclopedia)atonement, the reconciliation, or “at-one-ment,” of sinful humanity with God. In Judaism both the Bible and rabbinical thought reflect the belief that God's chosen people must be pure to remain in...

Whitby, Synod of

(Encyclopedia)Whitby, Synod of, called by King Oswy of Northumbria in 663 at Whitby, England. Its purpose was to choose between the usages of the Celtic and Roman churches, primarily in the matter of reckoning the ...

Sebat

(Encyclopedia)Sebat shə– [key], the 11th month of the Jewish calendar, the fifth from New Year's. It is mentioned in the Book of Zechariah. ...