Word.ws English Dictionary

unpenetrable

unpenetrable adjective: impenetrable.

Adjective

unpenetrable (comparative more unpenetrable, superlative most unpenetrable)

  1. impenetrable
    • 'I suppose, inspector,' said Mr Carrados, 'it might seem rather unreasonable of me to ask you to come down here after being in court all day, eh?'
      'Well, no, sir,' replied Inspector Beedel with his usual unpenetrable candour; […]1927, Ernest Bramah [pseudonym; Ernest Brammah Smith], Max Carrados Mysteries

Forms of unpenetrable

comparativemore unpenetrable
superlativemost unpenetrable

Origin of unpenetrable

From un- + penetrable.

Questions about unpenetrable

What does unpenetrable mean?
Unpenetrable means impenetrable.
What part of speech is unpenetrable?
Unpenetrable is an adjective.

Words near unpenetrable in the dictionary

  1. unpenalizable
  2. unpenalized
  3. unpenanced
  4. unpenciled
  5. unpencilled
  6. unpenetrable
  7. unpenetrated
  8. unpenetrating
  9. unpenetrative
  10. unpenguinlike
  11. unpenised

Source and license

Adapted from Wiktionary: unpenetrable (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “unpenetrable.” Word.ws, https://word.ws/unpenetrable. Based on Wiktionary, CC BY-SA 4.0.