gan‧grene /ˈɡæŋɡriːn/ 
 noun [uncountable][
Date: 1500-1600; 
Language: Latin; 
Origin: gangraena, from Greek gangraina]
 a condition in which your flesh decays in part of your body, because blood has stopped flowing there as a result of illness or injury
—gangrenous /-ɡrɪnəs/
 adjective  [TahlilGaran] Dictionary of Contemporary English ▲