perforation

English

Pronunciation

• Rhymes: -eɪʃən

Noun

perforation (countable and uncountable, plural perforations)

1. The act of perforating or the state of being perforated.
2. Any opening in a solid object.
3. (medicine) 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. (mathematics) That portion of a surface that remains after an open disk is removed from it.

Derived terms

• imperforation
• microperforation
• multiperforation
• nanoperforation
• perforation gauge
• reperforation

 

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French

Pronunciation

• Audio:

  (file)

Noun

perforation f (plural perforations)

1. perforation