Bible Dictionaries
Hegira

Webster's Dictionary

(n.) The flight of Mohammed from Mecca, September 13, A. D. 622 (subsequently established as the first year of the Moslem era); hence, any flight or exodus regarded as like that of Mohammed.

Bibliography Information
Webster, Noah. Entry for 'Hegira'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​h/hegira.html. 1828.