ظلف

ظَلْفَاآءُ ذ A smooth stone or rock, or a hard, smooth, large stone, (صَفَاةٌ,) even with the ground, (T, O, K,) round (مدورة), (so in a copy of the T, [i. e. مُدَوَّرَة,]) or extended (مَمْدُودَة). (O, K.)