What does IMPERF stand for?

Imperforate (philately)

This definition appears very rarely and is found in the following Acronym Finder categories:

Slang/chat, popular culture

Other Resources:

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Intervention Milk Price Equivalent Implicit Pressure Explicit Composition Indian Motion Picture Export Corporation (now National Film Development Corporation; India) Integrated Mathematics, Physics, Engineering and Chemistry (course; various schools) Inter Mountain Peoples Education and Culture in Thailand Impedance Improved Electrothermal Hydrazine Thruster Impact on People of Electronic Libraries Integrated Materials Performance Evaluation Program (NRC) International Molded Pulp Environmental Packaging Association (now International Molded Fibre Association)		Implicit Pressure Explicit Saturation Integrated Multiphase Environmental Systems (Tufts laboratory) Identification and Mapping of Peatlands in Southern Africa (Global Peatland Initiative) Imperfections Indian Medical Parliamentarians' Forum Inner Medullary Plasma Flow (kidney research) Intensively-Managed Planted Forest (plantation type) International Microgravity Plasma Facility (International Space Station) Inventory Control Management For Process Institute of Mineralogy, Petrology and Geochemistry (Germany)

Samples in periodicals archive:

Enclosed by low, imperforate walls, the building gives little clue as to its function.

Madinat Al-Zahra Museum

Irregularities negatively linked to clefts were congenital heart defects, spina bifida, and VATER complex (vertebral defects, imperforate anus, tracheo-esophageal fistula, and radial and renal dysplasia).

Study differentiates cleft lip from Cleft Palate and their links to ...

Then there are Imperforate or imperforated stamps that are valuable collectors stamps but can be duplicated easily.

Stamp Collector's Guide

Three surgeries will be available in the first series of podcasts: a pediatric laparoscopic Nissen fundoplication, a pediatric video-assisted thoracoscopy lung resection, and a pull-through procedure for a high imperforate anus.

Karl Storz is First Endoscopy Company to Offer Video Podcasts of ...

However, the exterior is (necessarily) largely imperforate, its severity tempered by rune-like images printed on the concrete panels.

Heikkinen-Komonen

Twenty-four hours after Sam was born at The Royal Glamorgan Hospital doctors told Marie and dad Mark, 38, who works at Everest Double Glazing in Treherbert, that he had a rare condition called imperforate anus.

Special this Christmas

It is important to note the philatelic difference between this archived material and traditionally issued stamps is that most proofs or imperforates in Fournier are in quantities of less than 200 items, and a regularly issued stamp would have a printing in the hundreds of thousands, or even millions.

Greg Manning Auctions Acquires Fournier Archives; Company Strengthens ...

Their external treatment is very different, with the orthogonal block more massive and imperforate, and the serpentine prow clad in a layered, lightweight skin of glass and louvres.

Niels Torp: airline headquarters, Amman, Jordan