It’s derived from the root verb انقسم (inqasama) which means "to be divided" or "to split".
Political division: انقسام سياسي (inqisam siyasi)
Social division: انقسام اجتماعي (inqisam ijtima’i)
Cell division (biology): انقسام الخلايا (inqisam al-khalaaya)"
