Labarum Of Constantine The Great
The labarum ( el, λάβαρον) was a ''vexillum'' (military standard) that displayed the "Chi-Rho" symbol ☧, a christogram formed from the first two Greek alphabet, Greek letters of the word "Christ" ( el, ΧΡΙΣΤΟΣ, or Χριστός) – ''Chi (letter), Chi'' (χ) and ''Rho (letter), Rho'' (ρ). It was first used by the Roman Emperors, Roman emperor Constantine I (emperor), Constantine the Great. Ancient sources draw an unambiguous distinction between the two terms "labarum" and "Chi-Rho", even though later usage sometimes regards the two as synonyms. The name labarum was applied both to the original standard used by Constantine the Great and to the many standards produced in imitation of it in the Late Antiquity, Late Antique world, and subsequently. Etymology Beyond its derivation from Latin ''labarum'', the etymology of the word is unclear. The Oxford English Dictionary offers no further derivation from within Latin. Some derive it from Latin /labāre/ 'to totter, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Labarum Of Constantine The Great
The labarum ( el, λάβαρον) was a ''vexillum'' (military standard) that displayed the "Chi-Rho" symbol ☧, a christogram formed from the first two Greek alphabet, Greek letters of the word "Christ" ( el, ΧΡΙΣΤΟΣ, or Χριστός) – ''Chi (letter), Chi'' (χ) and ''Rho (letter), Rho'' (ρ). It was first used by the Roman Emperors, Roman emperor Constantine I (emperor), Constantine the Great. Ancient sources draw an unambiguous distinction between the two terms "labarum" and "Chi-Rho", even though later usage sometimes regards the two as synonyms. The name labarum was applied both to the original standard used by Constantine the Great and to the many standards produced in imitation of it in the Late Antiquity, Late Antique world, and subsequently. Etymology Beyond its derivation from Latin ''labarum'', the etymology of the word is unclear. The Oxford English Dictionary offers no further derivation from within Latin. Some derive it from Latin /labāre/ 'to totter, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Constantine I
Constantine I ( , ; la, Flavius Valerius Constantinus, ; ; 27 February 22 May 337), also known as Constantine the Great, was Roman emperor from AD 306 to 337, the first one to convert to Christianity. Born in Naissus, Dacia Mediterranea (now Niš, Serbia), he was the son of Flavius Constantius, a Roman army officer of Illyrian origin who had been one of the four rulers of the Tetrarchy. His mother, Helena, was a Greek Christian of low birth. Later canonized as a saint, she is traditionally attributed with the conversion of her son. Constantine served with distinction under the Roman emperors Diocletian and Galerius. He began his career by campaigning in the eastern provinces (against the Persians) before being recalled in the west (in AD 305) to fight alongside his father in Britain. After his father's death in 306, Constantine became emperor. He was acclaimed by his army at Eboracum (York, England), and eventually emerged victorious in the civil wars against emperors ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Arch Of Constantine
The Arch of Constantine ( it, Arco di Costantino) is a triumphal arch in Rome dedicated to the emperor Constantine the Great. The arch was commissioned by the Roman Senate to commemorate Constantine's victory over Maxentius at the Battle of Milvian Bridge in AD 312. Situated between the Colosseum and the Palatine Hill, the arch spans the ''Via Triumphalis'', the route taken by victorious military leaders when they entered the city in a triumphal procession. Dedicated in 315, it is the largest Roman triumphal arch, with overall dimensions of high, wide and deep. It has three bays, the central one being high and wide and the laterals by each. The arch is constructed of brick-faced concrete covered in marble. The three bay design with detached columns was first used for the Arch of Septimius Severus in the Roman Forum (which stands at the end of the triumph route) and repeated in several other arches now lost. Though dedicated to Constantine, much of the sculptural decoratio ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Consular Diptych Probus 406
A consul is an official representative of the government of one state in the territory of another, normally acting to assist and protect the citizens of the consul's own country, as well as to facilitate trade and friendship between the people of the two countries. A consul is distinguished from an ambassador, the latter being a representative from one head of state to another, but both have a form of immunity. There can be only one ambassador from one country to another, representing the first country's head of state to that of the second, and their duties revolve around diplomatic relations between the two countries; however, there may be several consuls, one in each of several major cities, providing assistance with bureaucratic issues to both the citizens of the consul's own country traveling or living abroad and to the citizens of the country in which the consul resides who wish to travel to or trade with the consul's country. A less common usage is an administrative consu ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Konstantin Den Stores Labarum, Nordisk Familjebok
The first name Konstantin () is a derivation from the Latin name ''Constantinus'' (Constantine) in some European languages, such as Russian and German. As a Christian given name, it refers to the memory of the Roman emperor Constantine the Great. A number of notable persons in the Byzantine Empire, and (via mediation by the Christian Eastern Orthodox Church) in Russian history and earlier East Slavic history are often referred to by this name. "Konstantin" means "firm, constant". There is a number of variations of the name throughout European cultures: * Константин (Konstantin) in Russian (diminutive Костя/Kostya), Bulgarian (diminutives Косьо/Kosyo, Коце/Kotse) and Serbian * Костянтин (Kostiantyn) in Ukrainian (diminutive Костя/Kostya) * Канстанцін (Kanstantsin) in Belarusian * Konstantinas in Lithuanian * Konstantīns in Latvian * Konstanty in Polish (diminutive Kostek) * Constantin in Romanian (diminutive Costel), French * K ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Zodiacal Light
The zodiacal light (also called false dawn when seen before sunrise) is a faint glow of diffuse sunlight scattered by interplanetary dust. Brighter around the Sun, it appears in a particularly dark night sky to extend from the Sun's direction in a roughly triangular shape along the zodiac, and appears with less intensity and visibility along the whole ecliptic as the zodiacal band. Zodiacal light spans the entire sky and contributes to the natural light of a clear and moonless night sky. A related phenomenon is ''gegenschein'' (or ''counterglow''), sunlight backscattered from the interplanetary dust, appearing directly opposite to the Sun as a faint but slightly brighter oval glow. Zodiacal light is very faint, often outshined and rendered invisible by moonlight or light pollution. The interplanetary dust in the Solar System forms a thick, pancake-shaped cloud called the zodiacal cloud which straddles the ecliptic plane. The particle sizes range from 10 to 300 micrometres, im ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Milky Way
The Milky Way is the galaxy that includes our Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye. The term ''Milky Way'' is a translation of the Latin ', from the Greek ('), meaning "milky circle". From Earth, the Milky Way appears as a band because its disk-shaped structure is viewed from within. Galileo Galilei first resolved the band of light into individual stars with his telescope in 1610. Until the early 1920s, most astronomers thought that the Milky Way contained all the stars in the Universe. Following the 1920 Great Debate between the astronomers Harlow Shapley and Heber Curtis, observations by Edwin Hubble showed that the Milky Way is just one of many galaxies. The Milky Way is a barred spiral galaxy with an estimated D25 isophotal diameter of , but only about 1,000 light years thick at the spiral arms (more at the bulg ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Sun Dog
A sun dog (or sundog) or mock sun, also called a parhelion (plural parhelia) in meteorology, is an atmospheric optical phenomenon that consists of a bright spot to one or both sides of the Sun. Two sun dogs often flank the Sun within a 22° halo. The sun dog is a member of the family of halos caused by the refraction of sunlight by ice crystals in the atmosphere. Sun dogs typically appear as a pair of subtly colored patches of light, around 22° to the left and right of the Sun, and at the same altitude above the horizon as the Sun. They can be seen anywhere in the world during any season, but are not always obvious or bright. Sun dogs are best seen and most conspicuous when the Sun is near the horizon. Formation and characteristics Sun dogs are commonly caused by the refraction and scattering of light from horizontally oriented plate-shaped hexagonal ice crystals either suspended in high and cold cirrus or cirrostratus clouds, or drifting in freezing moist air at low ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Chi Rho
The Chi Rho (☧, English pronunciation ; also known as ''chrismon'') is one of the earliest forms of Christogram, formed by superimposing the first two (capital) letters— chi and rho (ΧΡ)—of the Greek word ( Christos) in such a way that the vertical stroke of the rho intersects the center of the chi. The Chi-Rho symbol was used by the Roman Emperor Constantine I (r. 306–337 AD) as part of a military standard (vexillum). Constantine's standard was known as the Labarum. Early symbols similar to the Chi Rho were the Staurogram () and the IX monogram (). In pre-Christian times, the Chi-Rho symbol was also used to mark a particularly valuable or relevant passage in the margin of a page, abbreviating ''chrēston'' (good). Some coins of Ptolemy III Euergetes (r. 246–222 BC) were marked with a Chi-Rho. Although formed of Greek characters, the device (or its separate parts) is frequently found serving as an abbreviation in Latin text, with endings added appropriate t ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Licinius
Valerius Licinianus Licinius (c. 265 – 325) was Roman emperor from 308 to 324. For most of his reign he was the colleague and rival of Constantine I, with whom he co-authored the Edict of Milan, AD 313, that granted official toleration to Christians in the Roman Empire. He was finally defeated at the Battle of Chrysopolis (AD 324), and was later executed on the orders of Constantine I. Early reign Born to a Dacian peasant family in Moesia Superior, Licinius accompanied his close childhood friend, the future emperor Galerius, on the Persian expedition in 298. He was trusted enough by Galerius that in 307 he was sent as an envoy to Maxentius in Italy to attempt to reach some agreement about the latter's illegitimate political position. Galerius then trusted the eastern provinces to Licinius when he went to deal with Maxentius personally after the death of Severus II. Upon his return to the east Galerius elevated Licinius to the rank of ''Augustus'' in the West on 11 Novem ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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In Hoc Signo Vinces
"''In hoc signo vinces''" (, ) is a Latin phrase conventionally translated into English as "In this sign thou shalt conquer". The Latin phrase itself renders, rather loosely, the Greek phrase "", transliterated as "''en toútōi níka''" (, ), literally meaning "in this, conquer". History Lucius Caecilius Firmianus Lactantius was an early Christian author (c. 240 – c. 320) who became an advisor to the first Christian Roman emperor, Constantine I (and tutor to his son), guiding the Emperor's religious policy as it developed during his reign. His work ''De Mortibus Persecutorum'' has an apologetic character, but has been treated as a work of history by Christian writers. Here Lactantius preserves the story of Constantine's vision of the Chi Rho before his conversion to Christianity. The full text is found in only one manuscript, which bears the title, ''Lucii Caecilii liber ad Donatum Confessorem de Mortibus Persecutorum''. The bishop Eusebius of Caesaria, a historian, st ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |