As for the labarum itself, there is little evidence for its use before 317.

Most prominent among the early Byzantine flags was the labarum.

Then Theodosius portrayed himself on his coins holding the labarum.

One soldier, looking at Constantine rather than the vision, points with the labarum, or military standard, to the next scene.

The labarum is still used today by the Orthodox Church in the Sunday service.

Some argue this might be a folk etymology applied to the Latin labarum.

They found more crosses, nine ancient swords, and a labarum an imperial Roman standard.

Beyond its derivation from Latin labarum, the etymology of the word is unclear.

By association of ideas, labarum can refer just to the monogram itself, or even just the cross.

The term "labarum" is used generally for any ecclesiastical banner, such as those carried in religious processions.

This richly ornamented standard was called labarum.

The Labarum of Constantine the Great again became the standard of the army.

Therefore Christogram and labarum were not originally synonyms.

See also Labarum.

Constantine and his Franks marched under the standard of the labarum, and both sides saw the battle in religious terms.

Later usage has sometimes regarded the terms "labarum" and "Chi-Rho" as synonyms.

He made extensive use of the Chi-Rho and the labarum only later in the conflict with Licinius.

"Just because it is made out of ivory and cannot be opened does not mean that it contains a scrap of the labarum.

Knights of the Labarum (1896)

The next day the Emperor replaced the Imperial eagle by the crismón on the standard, the labarum, and he won the battle.

One of the oldest Christograms is the Chi-Rho or Labarum.

Technically, the word labarum is Latin for a type of vexillum, a military standard with a flag hanging from a horizontal crossbar.

He is riding on a white horse, wears a Byzantine-style imperial crown, and carries a miniature labarum on his right hand.

Some historians connect it with the labarum, the Imperial flag of Constantine the Great (r. 306-337).

His victorious legions fought under the "labarum", a standard with the first two Greek letters of Christ's name (χρ).