The migration of Prophet Muhammad from Mecca to Madina (Yathrib) in 622 A.D., which is the first year in the Hijri calendar.  

also hijrah, the more correct form of hegira.

(622) migration of Mohammed from Mecca to Medina to escape persecution.

A gender concept in India for biological males who regard themselves as neither male nor female; they often play a social role at weddings and childbirths.

is the day the Holy Prophet (S.A.W.) left Mecca for Medina. In particular, it was the Prophet's (S.A.W.) abandoning Mecca because of its mounting hostility, and transferring himself and his follo [..]

see Third gender

  The emigration of the Prophet and his followers from Mecca to Medina in 622; this event also marked the beginning of the Muslim calendar.

 the migration of the Prophet Muhammad and his followers from Mecca to Medina in 622 CE; marks the start of the Islamic calendar (AH 663 = 1265 CE).

in India, the name given to a full-time female impersonator or gynemimetic, in some cases also a eunuch with partial surgical sex reassignment, who is a member of a traditional social organization, pa [..]