Imperforate Im*per"fo*rate, Imperforated Im*per"fo*ra"ted, a. [L. pref. im- not + perforatus, p. p. of perforate to perforate. See {Perforate}.] Not perforated; having no opening or aperture. --Sir J. Banks. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • imperforate — [im pʉr′fə rit, im pʉr′fərāt΄] adj. [< IN 2 + PERFORATE] 1. having no holes or openings; unpierced 2. having a straight edge without perforations: said of a postage stamp, etc. 3. Anat. lacking the normal opening: Also imperforated n …   English World dictionary

  • imperforate — index impervious Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • imperforate — (adj.) 1670s, from IM (Cf. im ) + PERFORATE (Cf. perforate) (adj.) …   Etymology dictionary

  • imperforate — SYN: atretic. * * * im·per·fo·rate ( )im pər f(ə )rət, fə .rāt adj having no opening or aperture specif lacking the usual or normal opening <an imperforate hymen> <an imperforate anus> * * * adj. lacking an opening. Occasionally girls …   Medical dictionary

  • imperforate — imperforation, n. /im perr feuhr it, feuh rayt /, adj. 1. Also, imperforated. not perforate; having no perforation. 2. Philately. (of a number of stamps joined together) lacking the perforations usually separating individual stamps. n. 3. an… …   Universalium

  • imperforate — adj. lacking an opening. Occasionally girls at puberty are found to have an imperforate hymen (a fold of membrane close to the vaginal orifice), which impedes the flow of menstrual blood …   The new mediacal dictionary

  • imperforate — /ɪmˈpɜfəreɪt/ (say im perfuhrayt), / rət/ (say ruht) adjective 1. Also, imperforated. not perforate; having no perforation. 2. Philately having no perforations or cuts to separate the individual stamps readily. –noun 3. an imperforate stamp.… …   Australian English dictionary

  • imperforate — adjective Date: 1673 1. having no opening or aperture; specifically lacking the usual or normal opening 2. of a stamp or a sheet of stamps lacking perforations or roulettes …   New Collegiate Dictionary

  • imperforate — not pierced …   Dictionary of ichthyology

  • imperforate — adj. [L. in, not; perforatus, to bore through] 1. Not perforated; lacking an opening or aperture. 2. (MOLLUSCA: Gastropoda) see anomphalous …   Dictionary of invertebrate zoology

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