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impermeable
[ im-pur-mee-uh-buhl ]
adjective
- not permeable; impassable.
- Chemistry, Geology. (of porous substances, rocks, etc.) not permitting the passage of a fluid through the pores, interstices, etc.
impermeable
/ ɪmˈpɜːmɪəbəl /
adjective
- (of a substance) not allowing the passage of a fluid through interstices; not permeable
impermeable
/ ĭm-pûr′mē-ə-bəl /
- Relating to a material through which substances, such as liquids or gases, cannot pass. Some substances, such as some types of contact lenses, are permeable to gas but impermeable to liquid.
Derived Forms
- imˌpermeaˈbility, noun
- imˈpermeably, adverb
Other Words From
- im·perme·a·bili·ty im·perme·a·ble·ness noun
- im·perme·a·bly adverb
Word History and Origins
Origin of impermeable1
Compare Meanings
How does impermeable compare to similar and commonly confused words? Explore the most common comparisons:
Example Sentences
It is the fantasy of an impermeable barrier that allows one’s purity to remain unsullied.
By that they mean, if not quite wiping out the Conservatives, chipping away yet further at what had long seemed impermeable Tory territory primarily in southern England.
Roberts said that Chiquita Canyon was far behind schedule with the installation of a large impermeable cover, which was intended to suppress odors.
Their technology involves pumping through fissures in the ground and squirting the carbon-rich material thousands of feet down, beneath a rock layer that should be impermeable for centuries.
Prato demonstrated the method earlier this week outside the emergency department of Valleywise Health Medical Center in Phoenix, packing ice cubes inside an impermeable blue bag around a medical dummy representing a patient.
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