ربء

مَرْبَاآءٌ ذ , (M, and so in copies of the K,) accord. to IAar, with medd and fet-h, (M,) or ↓ مِرْبَاآءٌ, (M, and so in the K accord. to the TA,) the latter preferred by Th, (M,) A stair, or ladder. (IAar, M, K.)