CORRUGATE v.
To form or shape into wrinkles or folds, or alternate ridges and grooves, as by drawing, contraction, pressure, bending, or otherwise; to wrinkle; to purse up; as, to corrugate plates of iron; to corrugate the forehead. Corrugated iron, sheet iron bent into a series of alternate ridges and grooves in parallel lines, gi…
CRAMP n.
A spasmodic and painful involuntary contraction of a muscle or muscles, as of the leg. The cramp, divers nights, gripeth him in his legs. Sir T. More. Cramp bone, the patella of a sheep; -- formerly used as a charm for the cramp. Halliwell. "He could turn cramp bones into chess men." Dickens. -- Cramp ring, a ring for…