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perforation

[pur-fuh-rey-shuhn] / ˌpɜr fəˈreɪ ʃən /




Example Sentences

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Perforation of the Tympanum.—Kealy relates an instance in which a pin was introduced into the left ear to relieve an intolerable itching.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)

Perforation is most likely to happen during or after the third week of the disease, but it has been met with as early as the eighth day, as in a case reported by Peacock.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various

Perforation Gauge.—An instrument for measuring the perforations of a stamp.

From Peeps at Postage Stamps by Johnson, Stanley Currie

Perforation, Compound.—Exists when the holes are not of the same size and distance apart around the four sides of a stamp.

From Peeps at Postage Stamps by Johnson, Stanley Currie

Perforation sizes are determined by the number of holes contained in the space between the two vertical white lines.

From Harper's Round Table, June 18, 1895 by Various




Vocabulary lists containing perforation


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