سهب

سَهْبٌ ذ A desert, or waterless desert; syn. فَلَاةٌ: (S, K:) pl. سُهُبٌ. (TA.) [See also سُهْبٌ.] -A2- A horse wide of step in running, (S, K, TA,) and (TA) vehement therein, (JK, K, * TA,) slow to sweat; (JK, TA;) and ↓ مُسْهَبٌ and ↓ مُسْهِبٌ, (K,) but the latter of these is said to be peculiarly the chaste form in this sense, (TA,) signify the same. (K.) ― -b2- بِئْرٌ سَهْبَةٌ A deep well; (S, A, O, K;) as also ↓ بِئْرٌ مُسْهَبَةٌ: (S * O:) or the former, a deep well (JK, TA) from which sand comes forth (JK) or from which wind, or a current of air, comes forth: (TA:) and ↓ the latter, a well of which the coarse sand baffles one so that he cannot reach the water [ in digging it ]; (K;) or a well that people dig until they reach pouring earth, which baffles them by its pouring down, so that they leave it; (Sh, TA;) or a well of which the bottom and the water are not reached; (Ks, TA;) or a well that is dug until one reaches the water upon which is the earth. (Az, TA. [See 4.]) -A3- A portion of time; as in the saying, مَضَى سَهْبٌ مِنَ اللَّيْلِ [ A portion of the night passed ]. (TA.)