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English Lexicon

Imperforate

/ɪmˈpɜːr.fə.rət/
adjectivenounCEFR C2 (Proficient)Top #45200 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Lacking a perforation, opening, or pore; having no natural opening.

    "The medical examination revealed an imperforate hymen requiring minor surgical intervention."
  2. 2

    In philately, designating a postage stamp printed without perforations around the edges to separate individual stamps.

    "The collector prized the rare imperforate sheet of 19th-century stamps."
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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the Latin prefix 'im-' (meaning 'not') combined with 'perforatus', the past participle of 'perforare' (meaning 'to pierce or bore through'). Entering the English language in the late 16th century via medical and biological terminology, it initially described anatomical structures lacking normal openings.

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