Corrugating

1 definition found

From The Collaborative International Dictionary of English v.0.48 [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]