أَرْحَاءُ رَقْدٍ

Mill-stones of Rakd; (S) which is the name of a mountain whence mill-stones are hewn; (S, A, K;) or, as some say, a valley in the district of Keys. (TA.) You say also رَحًى ↓ رَقْدِيَّةٌ A mill-stone of the mountain [or valley] called رَقْد. (A.)