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impermeable |
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impermeable
(of a substance) not allowing the passage of a fluid through interstices; not permeable impermeable [im′pər·mē·ə·bəl] (science and technology) Not permitting water or other fluid to pass through. Also known as impervious. impermeable Said of a soil whose particles are so closely spaced that the passage of water is either prevented or very slow. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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