English Explanatory Dictionary

perforation

English dictionary entry

Meanings

noun
  1. The act of perforating or the state of being perforated.
  2. Any opening in a solid object.
  3. An abnormal opening in an organ, such as a rupture.
  4. A series of holes punched through something in order to assist in separating parts.
  5. That portion of a surface that remains after an open disk is removed from it.

Pronunciation

/ˌpɚfəˈreɪʃən/ /ˌpəːfəˈreɪʃən/ LL-Q1860 (eng)-Vealhurl-perforation.wav

Word forms

perforation perforations

Derived words

imperforation microperforation misperforation multiperforation nanoperforation perforation gauge perforation plate reperforation
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