perforation

English

Pronunciation

• (General American) IPA^(key): /ˌpɚfəˈreɪʃən/
• (Received Pronunciation) IPA^(key): /ˌpəːfəˈreɪʃən/

• Audio (Southern England):

  (file)

• 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
• misperforation
• multiperforation
• nanoperforation
• perforation gauge
• perforation plate
• reperforation

Translations

any opening in a solid object

• Bulgarian: перфорация (bg) f (perforacija)
• Chinese:

  Mandarin: 打眼 (zh) (dǎyǎn), 打孔 (zh) (dǎkǒng), 鑽孔 / 钻孔 (zh) (zuānkǒng)

• Finnish: rei’ite
• French: perforation (fr)
• Greek: διάτρηση (el) f (diátrisi), διακόρευση (el) (diakórefsi)

  Ancient Greek: τρῆμα n (trêma)

• Italian: perforamento
• Polish: perforacja (pl) f
• Swedish: perforering (sv) c

medicine

• Chinese:

  Mandarin: 穿孔 (zh) (chuānkǒng)

• Finnish: perforaatio

French

Etymology

From Latin perforātiōnem.

Pronunciation

• Audio:

  (file)

• Audio (France (Lyon)):

  (file)

Noun

perforation f (plural perforations)

1. perforation

Related terms

• perforer

Further reading

• “perforation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012