English edit

Etymology edit

im- +‎ perforate

Adjective edit

imperforate (not comparable)

  1. Not perforated, as:
    Synonyms: imperforated, nonperforated, impatent
    1. (medicine) Synonym of atretic
      imperforate anus
      imperforate hymen

Related terms edit

Noun edit

imperforate (plural imperforates)

  1. (philately) A postage stamp that has not been perforated.