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impenetrability

 - 2 dictionary results

im⋅pen⋅e⋅tra⋅bil⋅i⋅ty

  [im-pen-i-truh-bil-i-tee, im-pen-]
Use impenetrability in a Sentence
–noun
1. the state or quality of being impenetrable.
2. Physics. that property of matter by virtue of which two bodies cannot occupy the same space simultaneously.
Origin:
1655–65; impenetr(able) + -ability
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To impenetrability
im·pen·e·tra·bil·i·ty   (ĭm-pěn'ĭ-trə-bĭl'ĭ-tē)   
n.  

  1. The quality or condition of being impenetrable.

  2. The inability of two bodies to occupy the same space at the same time.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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