elongation due to accidental assimilation (الْمَدُّ العَارِضُ لِلإِدْغَام)
علوم القرآن
التعريف :
A normal long vowel that is accidentally followed by a vowelless letter caused by assimilation. This occurs in Abu ꜤAmr’s variant recitation. It admits normal, medium and full elongation, as al-raḥīm malik (1: 3-4) and waqāl lahum (2: 247).