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v. To shape into folds or parallel and alternating ridges and grooves.

verb-intransitive. To become shaped into such folds or ridges and grooves: "Now the immense ocean . . . sensed the change. Its surface rippled and corrugated where sweeping cloud shadows touched it” ( John Updike).

v. To wrinkle.

v. To fold into parallel folds, grooves or ridges.

adj. Wrinkled; crumpled; furrowed; contracted into ridges and furrows.

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.

To wrinkle; draw or contract into folds; pucker: as, to corrugate the skin; to corrugate iron plates for use in building.

Wrinkled; contracted; puckered.

In zoology and botany, having a wrinkled appearance: applied to a surface closely covered with parallel and generally curved or wavy sharp ridges which are separated by deep and often depressed lines.

v. fold into ridges

"Aquafina is also driving additional environmental benefits by producing the bottle at purification centers where filling occurs and by eliminating cardboard base pads from 24-packs, which will contribute to saving 20 million pounds of corrugate by 2010."

smooth   

corrugated    corrugates    corrugating   

turn up    fold up    fold   

corrugated    corrugating   

wrinkled    crumpled    furrowed    wrinkle    furrow