imperforate

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imperforate

[im′pər·fə·rət]
(biology)
Lacking a normal opening.
(graphic arts)
In printing, no perforations between repeated designs, for example, stamps or labels, which are to be used separately.
References in periodicals archive ?
Differential diagnosis must be conducted with other reasons of amenorrhea primaria (6) that deal with sexual secondary normal characters; the most frequent being: gonadal dysgenesis, androgen insensibility, agenesis of vagina and uterus, vaginal transverse septum, and imperforated hymen.
Imperforated anus was seen in 1.5% of patients in a study reported from USA,25 whereas this association is also on the higher side in the present study i.e., 3.9%.
(136) The presence of massive pancreatic parenchyma associated with the minor papilla may reflect incomplete migration of the dorsal pancreas and can explain the relatively high percentage of imperforated minor papilla, which occurs in up to 67% of normal pancreas.
The sheet comprises an apertured web, which contains a plastic web with longitudinal and transverse directions from approximately 0.00-0.05mm thick and flat portions that are approximately 0.03-1mm wide and imperforated. Intermittent apertures extend in the longitudinal direction between the flat portions with upper and lower surfaces to form aperture rows that extend parallel to each another in a longitudinal direction.