رق

رَقَّةٌ ذ Any land by the side of a valley, over which the water spreads in the days of the increase, and into which it then sinks, or disappears, (S, K,) and which therefore produces good herbage: (S:) pl. رِقَاقٌ. (K.) ― -b2- See also رَقَاقٌ.