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See more synonyms for penetralia on Thesaurus.com
plural noun
  1. the innermost parts or recesses of a place or thing.
  2. the most private or secret things.
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Origin of penetralia

1660–70; < Latin, noun use of neuter plural of penetrālis inner, equivalent to penetr(āre) to penetrate + -ālis -al1
Related formspen·e·tra·li·an, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for penetralia

Historical Examples

  • Come, Clara; I want to explore the penetralia of this temple of Isis.'

    Wilfrid Cumbermede

    George MacDonald

  • Mr. Jonson then took me into the penetralia of his bed-room.

    Pelham, Complete

    Edward Bulwer-Lytton

  • Into what penetralia of reminiscence this auto-dialogue carried him!

    Dust of the Desert

    Robert Welles Ritchie

  • But we profane not the penetralia where even Common-Councilmen fear to tread!

  • Granny Marrable was looking for something, in the penetralia of the model.

    When Ghost Meets Ghost

    William Frend De Morgan

British Dictionary definitions for penetralia


pl n
  1. the innermost parts
  2. secret matters
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Derived Formspenetralian, adjective

Word Origin

C17: from Latin, from penetrālis inner, from penetrāre to penetrate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012