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penetration

[pen-i-trey-shuh n] /ˌpɛn ɪˈtreɪ ʃən/
noun
1.
the act or power of penetrating.
2.
mental acuteness, discernment, or insight:
a scholar of rare penetration.
3.
the obtaining of a share of a market for some commodity or service.
4.
the extension, usually peaceful, of the influence of one nation or culture into the affairs of another.
5.
a military attack that penetrates into enemy territory.
6.
Gunnery. the depth to which a projectile goes into the target.
7.
the measure of relative depth of field of a telescope or microscope, especially a binocular microscope.
Origin
1595-1605
1595-1605; < Late Latin penetrātiōn- (stem of penetrātiō). See penetrate, -ion
Related forms
nonpenetration, noun
prepenetration, noun
self-penetration, noun
transpenetration, noun
Synonyms
2. understanding, perception, discrimination, depth, profundity.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for prepenetration

penetration

/ˌpɛnɪˈtreɪʃən/
noun
1.
the act or an instance of penetrating
2.
the ability or power to penetrate
3.
keen insight or perception
4.
(military) an offensive manoeuvre that breaks through an enemy's defensive position
5.
Also called market penetration. the proportion of the total number of potential purchasers of a product or service who either are aware of its existence or actually buy it
6.
another name for depth of field
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
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Word Origin and History for prepenetration

penetration

n.

c.1600, "insight, shrewdness," from Latin penetrationem (nominative penetratio) "a penetrating or piercing," noun of action from past participle stem of penetrare (see penetrate). The sexual sense is attested from 1610s.

Online Etymology Dictionary, © 2010 Douglas Harper
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