perforation

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Pronunciation 1.2 Noun 1.2.1 Derived terms

[edit] English

[edit] Pronunciation

• Rhymes: -eɪʃǝn

[edit] Noun

Wikipedia

perforation (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

[edit] Derived terms

• perforation gauge