Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Lacking perforations.
  • adj. Imperforate. Used of a postage stamp.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Not perforated.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

un- +‎ perforated

Examples

  • Some counties recorded unperforated punch ballots as votes while others designated them as nonvotes.

    Spoken from the Heart

  • It was shot to pieces, with no window or door or panel unperforated, no tire inflated, on top of a puddle of leaking internal fluids and a spew of glass frags and twisted metal shrapnel.

    Dead Zero

  • Figs should be stored in unperforated plastic bags.

    HOME COMFORTS

  • I did so without protest, leaving Mrs. Martin indignantly unperforated.

    A Breath of Snow and Ashes

  • I don't think I've been denying anyone the right to bear arms in this country, but I can promise you that if anyone tries to harm me in my apartment, I'll deny them the right to bear an unperforated lung.

    American Coastopia!

  • When the smooth, unperforated side is sufficiently roughened, he argues, it may disturb the air more than the perforated side does, reversing the pressure asymmetry — Bernoulli again — and causing the ball to curve away from the holes.

    The Wiffle Effect

  • In terrestrial viviparous sanguinea the gristle formations are unperforated, and there is no marrow in them as there is in bones; in the selachia, however — for, be it observed, they are gristle-spined — there is found in the case of the flat space in the region of the backbone, a gristle-like substance analogous to bone, and in this gristle-like substance there is a liquid resembling marrow.

    The History of Animals

  • I found nothing; my groping hands encountered nothing but bare, clean flesh; cold as a slab of marble and webbed with old scars, but completely unperforated.

    Drums of Autumn

  • The difference in strength between boiler plates punched or drilled of full rivet size may be either greater or less than the difference in strength between unperforated plates of equal areas of fracture section.

    Scientific American Supplement, No. 810, July 11, 1891

  • In each of the latter there is an overflow pipe, g, that runs to the box or compartment below, and an unperforated plate, f, that slides over the diaphragm so as to cover or uncover as many of the holes as may be necessary.

    Scientific American Supplement, No. 363, December 16, 1882

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