anno Hegirae[hĭ-jīˈrē, hĕjˈər-ē]
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
adverb Abbr. A.H. or A.H.
In a specified year of the Islamic calendar.
Origin: New Latin annō Hegirae, in the year of the Hegira : Latin annō, ablative of annus, year + New Latin Hegirae, genitive of Hegira, Hegira.