imperforate
Americanadjective
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Also imperforated not perforate; having no perforation.
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Philately. (of a number of stamps joined together) lacking the perforations usually separating individual stamps.
noun
adjective
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not perforated
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imperf. (of a postage stamp) not provided with perforation or any other means of separation Compare perforate
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anatomy (of a bodily part, such as the anus) without the normal opening
Other Word Forms
Etymology
Origin of imperforate
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The abnormal varieties in this series are of course the imperforate ones, and of these we present cuts of a full set in blocks of four, numbered 100 to 105 on Plate IX.
From Canada: Its Postage Stamps and Postal Stationery by Howes, Clifton Armstrong
All values are known entirely imperforate, the 3c in this condition being first recorded in the Philatelic Record for December, 1882.
From The Stamps of Canada by Poole, Bertram William Henry
There are a good many specimens of these stamps imperforate, and they were on sale at a Canadian Post Office.
From Canada: Its Postage Stamps and Postal Stationery by Howes, Clifton Armstrong
The acetabulum for the head of the femur is imperforate, being a simple oval basin, as in Chelonian reptiles and the higher Mammals.
From Dragons of the Air An Account of Extinct Flying Reptiles by Seeley, H. G.
Hare-lip, cleft palate, hernia and imperforate anus are physical abnormalities which are interesting to the surgeon rather than to the pathologist.
From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
