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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

Cannot be penetrated into or run through.

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Usage examples (8)
  • Empty restaurants run out of menus, their strange meats unpierceable by the average fork.
  • The legends down through the ages of the invincible and irresistible sword and unpierceable armor are evidence of the warrior's yearning for some such added security in...
  • Here the unpierceable walls were washed every morning by an automatic sluice.
  • "Estelle is a courageous woman and discreet with the unpierceable reticence of spontaneity."
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.