LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Trā̆iānus

Trā̆iānus m (genitive Trā̆iānī)
Classical[traːˈjaː.nʊs]Ecclesiastical[traˈjaː.nus]

Meaning

  1. A Roman cognomen — famously held by
  2. Trajan

Declension

declension
formsingularplural
nominativeTrā̆iānusTrā̆iānī
genitiveTrā̆iānīTrā̆iānōrum
dativeTrā̆iānōTrā̆iānīs
accusativeTrā̆iānumTrā̆iānōs
ablativeTrā̆iānōTrā̆iānīs
vocativeTrā̆iāneTrā̆iānī

Trājānus, i, m.,
I. Trajan, a Roman emperor, who reigned A.D. 98-118, proverbial for his justice and benevolence: Augusto felicior, Trajano melior, Eutr. 8, 5.—Hence, Trājānus, a, um, adj., of or belonging to Trajan: aqua, Front. Aquaed. 93: VIA, the Appian Way, restored by Trajan, Inscr. Grut. 199, 1.

Origins

Probably from Trā̆ius + -ānus/-iānus: Trajan's paternal grandmother is assumed to have been from the gens Traia. The source of the nomen Trā̆ius is uncertain, but it may be of Oscan origin.

Descendants
  • Ancient GreekΤραϊανός
  • Ancient GreekΤραιανός

In the Academy Smith's classical dictionaries

Biography & mythologyTrajanusTrajanus. comes, a general of the emperor Valens. In A. D. 373 he conducted the war against the Persians, and defeated Sapor with great slaughter. He …

Quick answers

What does Trā̆iānus mean in Latin?
Trā̆iānus, a proper noun, means “A Roman cognomen — famously held by”.
What is the genitive of Trā̆iānus?
The genitive singular is Trā̆iānī. Trā̆iānus is masculine, second declension.
How do you pronounce Trā̆iānus?
In classical Latin, [traːˈjaː.nʊs]; in ecclesiastical (church) Latin, [traˈjaː.nus].