imperforate

imperforate
adj. [L. in, not; perforatus, to bore through]
1. Not perforated; lacking an opening or aperture.
2. (MOLLUSCA: Gastropoda)

Online Dictionary of Invertebrate Zoology. . 2005.

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  • 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 — 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

  • 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.… …  

  • Imperforate anus — Infobox Disease Name = Imperforate anus Caption = DiseasesDB = ICD10 = ICD10|Q|42|3|q|38 ICD9 = ICD9|751.2 ICDO = OMIM = 301800 OMIM mult = OMIM2|207500 MedlinePlus = 001147 eMedicineSubj = ped eMedicineTopic = 1171 eMedicine mult =… …   Wikipedia

  • Imperforate anus — A congenital malformation (a birth defect) in which the rectum is a blind alley (a cul de sac) and there is no anus. The anus is imperforate in the sense that the normal perforation we call the anus is absent. The end of the intestinal tract has… …   Medical dictionary

  • Imperforate lacrimal punctum — An imperforate lacrimal punctum is a congenital disorder of dogs involving the lack of an opening to the nasolacrimal duct (tear duct) in the conjunctiva. Dogs normally have two lacrimal puncta, the superior and inferior. This condition can… …   Wikipedia

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