The Hanuman Chalisa is a hymn of Hanuman that has inspired countless devotees with the recounting of His strength, intellect, and knowledge. This Supadma book demystifies the hymn and makes its meaning accessible to the Hindi readers. It includes the original Avadhi text of Gosvami Tulsidas (मूल), a Hindi translation (अनुवाद), a glossary of terms (शब्दार्थ), and an authentic Hindi commentary based on the traditional sources (टिप्पणी). The commentary explains the embedded references to the story of Ramayana and the teachings of the Vedangas. For the benefit of all Hanuman bhaktas and sadhakas!