penetralia

P3E1N1E1T1R1A1L1I1A1
/ˌpɛ.nəˈtɹeɪ.li.ə//ˌpɛ.nəˈtɹeɪ.ljə/

noun

The innermost, secret or hidden parts; mysteries.

Scrabble 12

Meanings

nounpenetralia pl (plural only)
  1. pluralplural onlyThe innermost, secret or hidden parts; mysteries.
  2. pluralplural onlyThe innermost parts of a building, such as a shrine, recess or a sanctuary within a temple.

    He wished to be what he called "safe" with all those whom he had admitted to the penetralia of his house and heart.

    1857, Anthony Trollope, “Mrs. Bold is Entertained by Dr. and Mrs. Grantly at Plumstead”, in Barchester Towers. […], copyright edition, volume II, Leipzig: Bernhard Tauchnitz, published 1859, →OCLC, page 12
    2 more examples

    I believe, had I been in the inmost recesses of my habitation—the very penetralia—your eagerness would have surmounted bolts, bars, decency, and everything.

    1748, [Tobias Smollett], The Adventures of Roderick Random. […], volume (please specify |volume=I or II), London: […] [William Strahan] for J[ohn] Osborn […], →OCLC

    […] Bob's countenance was sublimed by his recent interview, like that of a priest just come from the penetralia of the temple.

    1880, Thomas Hardy, “A Discovery Turns the Scale”, in The Trumpet-Major […], volume III, London: Smith, Elder, & Co., […], →OCLC, page 94

Origin

  1. Latinpenetrālia
  2. Englishpenetralia

Borrowed from Latin penetrālia.

Full word history & related roots →

Rhymes & wordplay

Rhymes with penetralia

All rhymes →
Cite this entry
APA

penetralia. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/penetralia

MLA

“penetralia.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/penetralia. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “penetralia,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/penetralia.

Source: penetralia on Wiktionary, CC BY-SA 4.0.