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Vatican Council, Second

(Encyclopedia)Vatican Council, Second, popularly called Vatican II, 1962–65, the 21st ecumenical council (see council, ecumenical) of the Roman Catholic Church, convened by Pope John XXIII and continued under Pau...

Vatican Council, First

(Encyclopedia)Vatican Council, First, 1869–70, the 20th ecumenical council of the Roman Catholic Church (see council, ecumenical), renowned chiefly for its enunciation of the doctrine of papal infallibility. Tw...

Lateran Council, Second

(Encyclopedia)Lateran Council, Second, 1139, 10th ecumenical council of the Roman Catholic Church, convened at the Lateran Palace, Rome, by Pope Innocent II. The council attempted to heal the wounds left by the sch...

council, ecumenical

(Encyclopedia)council, ecumenical ĕkˌyo͞omĕnˈĭkəl [Gr.,=universal], in Christendom, council of church leaders, the decisions of which are accepted by some segment of the church as authoritative, also called ...

Nicaea, Second Council of

(Encyclopedia)Nicaea, Second Council of, 787, 7th ecumenical council, convened by Byzantine Empress Irene. Called to refute iconoclasm, the council declared that images ought to be venerated (but not worshiped) and...

Lyons, Second Council of

(Encyclopedia)Lyons, Second Council of, 1274, 14th ecumenical council of the Roman Catholic Church. It was summoned by Pope Gregory X to discuss problems in the Holy Land, to remove the schism of East and West, and...

Constantinople, Second Council of

(Encyclopedia)Constantinople, Second Council of, 553, regarded generally as the fifth ecumenical council. It was convened by Byzantine Emperor Justinian I to settle the dispute known as the Three Chapters. In an at...

Vatican City

(Encyclopedia)CE5 Vatican City vătˈĭkən or Holy See, officially Holy See (State of the Vatican City), independent state (2015 est. pop. 1,000), 108.7 acres (44 hectares), within the city of Rome, Italy, and ...

second

(Encyclopedia)second, abbr. sec or s, fundamental unit of time in all systems of measurement. In practical terms, the second is 1/60 of a minute, 1/3,600 of an hour, or 1/86,400 of a day. Since the length of the da...

Council of Europe

(Encyclopedia)Council of Europe, international organization founded in 1949 to promote greater unity within Europe and to safeguard its political and cultural heritage by promoting human rights and democracy. The c...