المفردات في غريب القرآن is a book written by Al-Raghib Al-Isfahani (d. 502 AH). The book is a comprehensive reference guide that follows the rotation of every word in the Quranic verses. It provides evidence from Hadith and poetry and explains the metaphors, comparisons, and alphabetical order of every word.

Written in Arabic, this book is an excellent resource for those who want to deepen their understanding of the Quranic verses. Its clear and concise language makes it easy to read and understand. The book has been published by marqoom.org and is available for free on the Android platform under the Education and Reference category.

Overall, المفردات في غريب القرآن is a valuable resource for anyone seeking to gain a deeper understanding of the Quranic verses. Its comprehensive coverage of every word in the Quranic verses, along with the evidence from Hadith and poetry, makes it a must-have for any student of the Quran.