Tybi

• Tubi

Borrowed from Ancient Greek Τῦβι (Tûbi), from Egyptian tꜣ-ꜥꜣbt. Compare Coptic Ⲧⲱⲃⲓ (Tōbi).

Tybi

1. The fifth month of the later ancient Egyptian civil calendar and Coptic calendar, corresponding to the first month of the season of Peret. Since 25 BCE, when the calendar was reformed to include leap-days, Tybi has been in roughly January.
   • 1854, Henry Browne, “S. Clemens Alex. on New Testament Chronology” in The Journal of Classical and Sacred Philology, Vol. 1:

     But it is also worth remarking, that the 11 Tybi vague of the 15th Tiberius is the 25 December (a. d. 28), just thirty Julian years after the Nativity, if this was referred to 28 Augustus (b. c. 3) and to the day which the Church ultimately consecrated to the commemoration of the Nativity.

   • 1867, C. W. Goodwin, “Notes on the Calendar question” in Zeitschrift für Ägyptische Sprache und Alterthumskunde, September and October 1867 issue:

     Now in the 10th year of Antonine the 18th Tybi of the vague year agrees with the 16th Tybi of the fixed year beginning 20 July and therefore with the 2nd November of the Julian year, and it follows that the month Hadrianus began upon the 25th November.

   • 2002, S. R. Llewelyn, New Documents Illustrating Early Christianity, 9: A Review of the Greek Inscriptions and Papyri Published in 1986-87:

     However, the letter is docketed as received by Apollonius on the 26th of Tybi.

• (Egyptian calendar months) Egyptian calendar month; Thoth, Phaophi, Hathyr, Choiak, Tybi, Mecheir, Phamenoth, Pharmouthi, Pachon, Pauni, Epeiph, Mesore ^{(Category: en:Egyptian calendar months)}