(rip′əl) v. ·pled, ·pling v.i.
1. To become slightly agitated on the surface, as water running over a rough, pebbly surface or blown on by a light breeze; form small waves or undulations.
2. To flow with small waves or undulations on the surface.
3. To make a sound like water flowing in small waves.
—v.t.
4. To cause to form ripples.
—noun
1. One of the wavelets on the surface of water; a ruffle, or slight curling wave.
2. Any sound like that made by rippling.
3. Any appearance like a wavelet. See synonyms under WAVE. [Origin uncertain]
—rip′pler noun
—rip′pling adjective
—rip′·pling·ly adverb

(rip′əl) noun
A toothed tool, especially a comblike instrument for cleaning flax fiber or broomcorn.
—v.t. ·pled, ·pling To cleanse, as flax or hemp, by removing the seeds and capsules from the stalk. [<Gmc. Cf. Frisian ripelje.]