Sentence Examples

  • In more recent instruments at the observatories of the Cape of Good Hope and Paris the motion is transmitted from a separately mounted cone and clock by a light rod passing through a perforation in the pivot of the transit instrument and thence through bevel-wheels in the cube of the axis to a second rod leading to the eyepiece.
  • The perforation of the paper when done by hand is usually performed by means of small mallets, but at the central telegraph office in London, and at other large offices, the keys are only used for opening air-valves, the actual punching being done by pneumatic pressure.
  • There were five deaths due to bowel perforation - all after cesarean section and all with substandard care.
  • Jejunal diverticulosis occasionally presents as an emergency with perforation, obstruction or gastrointestinal hemorrhage.
  • If perforation is suspected, then a water soluble contrast enema should be carried for confirmation.

How would you define perforation? Add your definition here.

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