the GNU version of the Collaborative International Dictionary of English
adj. Having the power of entering, piercing, or pervading; sharp; subtile; penetrative.
adj. Acute; discerning; sagacious; quick to discover.
The Century Dictionary and Cyclopedia
Having the power of passing into or through (something); sharp; subtile: as, a penetrating odor.
Acute; discerning; quick to discover or recognize: as, a penetrating mind.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. having or demonstrating ability to recognize or draw fine distinctions
adj. tending to penetrate; having the power of entering or piercing
Word Usage
""We would train Navy doctors and nurses and corpsmen with experience in gunshot wounds before they went to war, because most Navy personnel have no experience in what we call penetrating trauma," he said."