perforation

/ˌpɜrfəˈreɪʃən/
noun
  1. A small hole or series of holes made in something, often to make it easy to tear or to allow something to pass through.
    • The doctor noticed a small perforation in the patient's eardrum.
    • The stamp has a perforation that makes it easy to separate from the sheet.
    • The perforation along the edge of the paper lets you tear off the receipt cleanly.
  2. The act or process of making a hole or holes in something.
    • The perforation of the metal sheet was done by a machine.
    • The surgeon performed a careful perforation of the membrane to drain the fluid.
    • Perforation of the soil helps water reach plant roots more easily.
Synonyms
What does "perforation" mean? | whatsthatwordmean | whatsthatwordmean