CORRUGATE v.
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, giving it greater stiffn…
COST n.
expense; hence, whatever, as labor, self-denial, suffering, etc., is requisite to secure benefitt. One day shall crown the alliance on 't so please you, Here at my house, and at my proper cost. Shak. At less cost of life than is often expended in a skirmish, [Charles V.] saved Europe from invasion. Prescott.…