'Corrugated' definitions:

Definition of 'corrugated'

(from WordNet)
adjective
Shaped into alternating parallel grooves and ridges; "the surface of the ocean was rippled and corrugated"

Definition of 'Corrugated'

From: GCIDE
  • Corrugate \Cor"ru*gate\ (-g?t), v. t. [imp. & p. p. Corrugated (-g?`t?d); p. pr. & vb. n. Corrugating (-g?`t?ng).] 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. [1913 Webster]
  • Corrugated iron, sheet iron bent into a series of alternate ridges and grooves in parallel lines, giving it greater stiffness.
  • Corrugated paper, a thick, coarse paper corrugated in order to give it elasticity. It is used as a wrapping material for fragile articles, as bottles. [1913 Webster]

Definition of 'corrugated'

From: GCIDE
  • corrugated \corrugated\ adj. shaped into parallel folds alternately grooved and ridged; as, the surface of the ocean was rippled and corrugated. [WordNet 1.5]