Ko·ran or Qur·’an also Qur·an (k?-r?n?, -rän?, kô-, k?-)n. The sacred text of Islam, considered by Muslims to contain the revelations of God to Muhammad.[Arabic (al-)qur’?n, (the) reading, recitation, Koran, from qara’a, to read, recite; see qr? in Semitic roots.]Ko·ran?ic adj.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Ko?ran (k??r?n, -?ræn, k?-, ko?-) n. the sacred text of Islam, divided into 114 chapters, or suras: revered as the word of God, dictated to Muhammad by the archangel Gabriel, and accepted as the foundation of Islamic law, religion, culture, and politics. Often, Qur’an. [1615?25;