Corrugated

The term corrugated, describing a series of parallel ridges and furrows, may refer to the following:

Materials

 * Corrugated fiberboard, also called corrugated cardboard
 * Corrugated galvanised iron, a building material composed of sheets of cold-rolled hot-dip galvanised mild steel
 * Corrugated plastic, a wide range of extruded twinwall plastic-sheet products produced from high-impact polypropylene resin
 * Corrugated stainless steel tubing, tubing made of stainless steel with corrugation on the inside or outside

Animals

 * Corrugated darter, a species of fish endemic to the eastern United States
 * Corrugated pipefish, a marine fish of the family Syngnathidae
 * Corrugated frog, a species of frog in the family Dicroglossidae
 * Corrugated water frog, a species of frog in the family Nyctibatrachidae
 * Corrugated nutmeg, a species of sea snail

Other uses

 * Corrugaphone or whirly tube, an experimental musical instrument or toy
 * Corrugated road, a form of damage prone to develop in the surface of unpaved roads, see washboarding
 * U.S. Corrugated, an independent corrugated packaging producer headquartered in the United States