PERFORATION

perforation

(noun) the act of punching a hole (especially a row of holes as for ease of separation)

perforation

(noun) a line of small holes for tearing at a particular place

perforation

(noun) a hole made in something; “a perforation of the eardrum”

Source: WordNet® 3.1

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Noun

perforation (countable and uncountable, plural perforations)

The act of perforating or the state of being perforated.

Any opening in a solid object.

(medicine) An abnormal opening in an organ, such as a rupture.

A series of holes punched through something in order to assist in separating parts.

(mathematics) That portion of a surface that remains after an open disk is removed from it.

Source: Wiktionary

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Per`fo*ra"tion, n. Etym: [Cf. F. perforation.]

1. The act of perforating, or of boring or piercing through. Bacon.

2. A hole made by boring or piercing; an aperture. "Slender perforations." Sir T. Browne.

Source: Webster’s Unabridged Dictionary 1913 Edition

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