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1. The innermost parts of a building, especially the sanctuary of a temple.
2. The most private or secret parts; recesses: the penetralia of the soul.

[Latin penetrālia, from neuter pl. of penetrālis, inner, from penetrāre, to penetrate; see penetrate.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


pl n
1. the innermost parts of a building
2. secret matters
[C17: from Latin, from penetrālis inner, from penetrāre to penetrate]
ˌpeneˈtralian adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌpɛn ɪˈtreɪ li ə)
1. the innermost parts or recesses.
2. the most private or secret things.
[1660–70; < Latin, n. use of neuter pl. of penetrālis inner =penetr(āre) to penetrate + -ālis -al1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


the innermost parts or deepest recesses of a place, thing, etc.
See also: Places
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.penetralia - the innermost parts
inside, interior - the region that is inside of something
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
(13) Est prope Cimmerios longo spelunca recessu, / mons cavus, ignavi domus et penetralia Somni ...
RICHARD FOERSTER is the author of six collections of poetry, most recently Penetralia (Texas Review Press, 2011), which was awarded the Maine Literary Award for Poetry.
[for Heller Levinson] CE's poem in this issue is from a recently-completed mss of 48 poems called "Penetralia." Recently published collections include Solar Throat Slashed (a translation of Aime Cesaire, with A.