Means migration. The Hijrah refers to the Prophet's migration from Mecca to Madinah. This journey took place in the twelfth year of his mission (622 C.E.). This is the beginning of the Muslim calendar. By islamic law the word hijrah usually refers to leaving a place to seek sancturary or freedom from persecution or freedom of religion or any other purpose. Hijrah can also mean to leave a bad way of life for a good or more righteous way.