a localized death and decomposition of tissue due to a lack of blood supply or bacterial infection.

गैंग्रीन

English Usage: The doctor had to amputate the gangrenous area to prevent the infection from spreading.

Hindi Usage: डॉक्टर को संक्रमण फैलने से रोकने के लिए गैंग्रीन वाले क्षेत्र को काटना पड़ा।