plural noun

pen·​e·​tra·​lia ˌpe-nə-ˈtrā-lē-ə How to pronounce penetralia (audio)
: the innermost or most private parts

Examples of penetralia in a Sentence

Recent Examples on the Web Lounge chairs have sprouted up in yards and driveways like propagating agave, and many of us have migrated from the penetralia of our backyards to porches and lawns. Maria Neuman, WSJ, 6 June 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'penetralia.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin, neuter plural of penetralis inner, from penetrare to penetrate

First Known Use

1668, in the meaning defined above

Time Traveler
The first known use of penetralia was in 1668

Dictionary Entries Near penetralia

Cite this Entry

“Penetralia.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2023.

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