Definition of impermeable in English:

impermeable

adjectiveɪmˈpəːmɪəb(ə)lɪmˈpərmiəb(ə)l

Not allowing fluid to pass through.
an impermeable membrane
Example sentencesExamples
- He developed a mattress cover which is free of the suspected chemicals and impermeable to gasses.
- The sea snake's skin is impermeable to water but they can extract 20% of their oxygen needs through their skin from oxygen dissolved in seawater.
- It creates a flexible seal that is completely impermeable to water, dust, insects, rodents and vibration.
- The plastic is hydrophobic and thus impermeable to ions and water.
- The material must be continuous and virtually impermeable to air.
- Because this layer should permit passage of fluid, impermeable dressings are not recommended.
- Do health care workers really need a single fabric that is 100% impermeable to bloodborne viruses and bacteria to be used in every surgical procedure?
- The gasket has a core that is impermeable to liquids, with a first side and a second side opposite the first side.
- I had noticed that gumboots were impermeable to water from the outside, and deduced that they must also be impermeable from the inside.
- The authors conclude that applying a mattress cover that is impermeable to house-dust mite allergen on the beds of children and their parents reduces night cough in the second year of life.
- Also, old clay pots can build up enough fertilizer and salts to make them impermeable to air and water.
- Local media have questioned some projects, such as draining water from the chain of lakes outside the Old Summer Palace ruins to install an impermeable membrane that would stop water from seeping into the ground.
- But even watertight concrete is not impermeable to the passage of moisture.
- This will render the topo impermeable, yet still allow you to write notes on it with a ballpoint pen.
- Condoms are essentially impermeable to particles the size of STD pathogens including the smallest sexually transmitted virus.
- The resulting concrete is said to be impermeable to the migration of water or waterborne chemicals.
- Some have succeeded in making their cell walls impermeable to antibiotics.
- However, the inside lining of the heart is smooth and impermeable to the oxygen tied to the red cells.
- This may involve professional help, as your roof has to be strong enough to support the mat of plants, and it will also require an impermeable membrane underneath.
- Lacquer, the sap of a tree, has to be applied in thin layers over a long period to build up a surface that is impermeable to liquids.
Synonyms
watertight, waterproof, damp-proof, water-resistant, water-repellent, airtight, tight, sealed, hermetically sealed, closed
impenetrable, impregnable, inviolable, resistant
rare imperviable

Derivatives

impermeability

nounɪmpəːmɪəˈbɪlɪtiɪmˌpərmiəˈbɪlədi

Because the photodamaged lysosomes still maintained the impermeability to sucrose, both the normal and photodamaged lysosomes suffered the same degree of osmotic stress in the hypotonic sucrose medium.
Example sentencesExamples
- Thermal effects of clothing on users are related to the weight, the bulk, the sweat impermeability, and the basic thermal properties of the fabrics.
- He contrasts this with the impermeability of the anti-absorptive text, which produces ‘artifice, boredom, exaggeration, attention scattering, distraction, digression’.
- Pedestrian access and routes have also been improved; this was an important consideration, given the site's impermeability (enmeshed by motorways and slip roads) and that many staff will arrive on foot.
- Surface run-off is due to the impermeability of exposed rocks, steepness of the slopes, and thinness of the soils; this causes great variability of stream flow.

Origin

Late 17th century: from French imperméable, or from late Latin impermeabilis, from in- 'not' + permeabilis (see permeable).

Definition of impermeable in US English:

impermeable

adjectiveɪmˈpərmiəb(ə)limˈpərmēəb(ə)l

1Not allowing fluid to pass through.
an impermeable membrane
Example sentencesExamples
- He developed a mattress cover which is free of the suspected chemicals and impermeable to gasses.
- Lacquer, the sap of a tree, has to be applied in thin layers over a long period to build up a surface that is impermeable to liquids.
- It creates a flexible seal that is completely impermeable to water, dust, insects, rodents and vibration.
- Condoms are essentially impermeable to particles the size of STD pathogens including the smallest sexually transmitted virus.
- The authors conclude that applying a mattress cover that is impermeable to house-dust mite allergen on the beds of children and their parents reduces night cough in the second year of life.
- Because this layer should permit passage of fluid, impermeable dressings are not recommended.
- However, the inside lining of the heart is smooth and impermeable to the oxygen tied to the red cells.
- Local media have questioned some projects, such as draining water from the chain of lakes outside the Old Summer Palace ruins to install an impermeable membrane that would stop water from seeping into the ground.
- The plastic is hydrophobic and thus impermeable to ions and water.
- Do health care workers really need a single fabric that is 100% impermeable to bloodborne viruses and bacteria to be used in every surgical procedure?
- The gasket has a core that is impermeable to liquids, with a first side and a second side opposite the first side.
- The resulting concrete is said to be impermeable to the migration of water or waterborne chemicals.
- This will render the topo impermeable, yet still allow you to write notes on it with a ballpoint pen.
- The sea snake's skin is impermeable to water but they can extract 20% of their oxygen needs through their skin from oxygen dissolved in seawater.
- I had noticed that gumboots were impermeable to water from the outside, and deduced that they must also be impermeable from the inside.
- This may involve professional help, as your roof has to be strong enough to support the mat of plants, and it will also require an impermeable membrane underneath.
- Some have succeeded in making their cell walls impermeable to antibiotics.
- Also, old clay pots can build up enough fertilizer and salts to make them impermeable to air and water.
- But even watertight concrete is not impermeable to the passage of moisture.
- The material must be continuous and virtually impermeable to air.
1. 1.1 Not liable to be affected by pain or distress; insusceptible or imperturbable.
  women who appear impermeable to pain

Origin

Late 17th century: from French imperméable, or from late Latin impermeabilis, from in- ‘not’ + permeabilis (see permeable).

单词	impermeable
释义	Definition of impermeable in English: impermeable adjectiveɪmˈpəːmɪəb(ə)lɪmˈpərmiəb(ə)l Not allowing fluid to pass through. an impermeable membrane Example sentencesExamples He developed a mattress cover which is free of the suspected chemicals and impermeable to gasses. The sea snake's skin is impermeable to water but they can extract 20% of their oxygen needs through their skin from oxygen dissolved in seawater. It creates a flexible seal that is completely impermeable to water, dust, insects, rodents and vibration. The plastic is hydrophobic and thus impermeable to ions and water. The material must be continuous and virtually impermeable to air. Because this layer should permit passage of fluid, impermeable dressings are not recommended. Do health care workers really need a single fabric that is 100% impermeable to bloodborne viruses and bacteria to be used in every surgical procedure? The gasket has a core that is impermeable to liquids, with a first side and a second side opposite the first side. I had noticed that gumboots were impermeable to water from the outside, and deduced that they must also be impermeable from the inside. The authors conclude that applying a mattress cover that is impermeable to house-dust mite allergen on the beds of children and their parents reduces night cough in the second year of life. Also, old clay pots can build up enough fertilizer and salts to make them impermeable to air and water. Local media have questioned some projects, such as draining water from the chain of lakes outside the Old Summer Palace ruins to install an impermeable membrane that would stop water from seeping into the ground. But even watertight concrete is not impermeable to the passage of moisture. This will render the topo impermeable, yet still allow you to write notes on it with a ballpoint pen. Condoms are essentially impermeable to particles the size of STD pathogens including the smallest sexually transmitted virus. The resulting concrete is said to be impermeable to the migration of water or waterborne chemicals. Some have succeeded in making their cell walls impermeable to antibiotics. However, the inside lining of the heart is smooth and impermeable to the oxygen tied to the red cells. This may involve professional help, as your roof has to be strong enough to support the mat of plants, and it will also require an impermeable membrane underneath. Lacquer, the sap of a tree, has to be applied in thin layers over a long period to build up a surface that is impermeable to liquids. Synonyms watertight, waterproof, damp-proof, water-resistant, water-repellent, airtight, tight, sealed, hermetically sealed, closed impenetrable, impregnable, inviolable, resistant rare imperviable Derivatives impermeability nounɪmpəːmɪəˈbɪlɪtiɪmˌpərmiəˈbɪlədi Because the photodamaged lysosomes still maintained the impermeability to sucrose, both the normal and photodamaged lysosomes suffered the same degree of osmotic stress in the hypotonic sucrose medium. Example sentencesExamples Thermal effects of clothing on users are related to the weight, the bulk, the sweat impermeability, and the basic thermal properties of the fabrics. He contrasts this with the impermeability of the anti-absorptive text, which produces ‘artifice, boredom, exaggeration, attention scattering, distraction, digression’. Pedestrian access and routes have also been improved; this was an important consideration, given the site's impermeability (enmeshed by motorways and slip roads) and that many staff will arrive on foot. Surface run-off is due to the impermeability of exposed rocks, steepness of the slopes, and thinness of the soils; this causes great variability of stream flow. Origin Late 17th century: from French imperméable, or from late Latin impermeabilis, from in- 'not' + permeabilis (see permeable). Definition of impermeable in US English: impermeable adjectiveɪmˈpərmiəb(ə)limˈpərmēəb(ə)l 1Not allowing fluid to pass through. an impermeable membrane Example sentencesExamples He developed a mattress cover which is free of the suspected chemicals and impermeable to gasses. Lacquer, the sap of a tree, has to be applied in thin layers over a long period to build up a surface that is impermeable to liquids. It creates a flexible seal that is completely impermeable to water, dust, insects, rodents and vibration. Condoms are essentially impermeable to particles the size of STD pathogens including the smallest sexually transmitted virus. The authors conclude that applying a mattress cover that is impermeable to house-dust mite allergen on the beds of children and their parents reduces night cough in the second year of life. Because this layer should permit passage of fluid, impermeable dressings are not recommended. However, the inside lining of the heart is smooth and impermeable to the oxygen tied to the red cells. Local media have questioned some projects, such as draining water from the chain of lakes outside the Old Summer Palace ruins to install an impermeable membrane that would stop water from seeping into the ground. The plastic is hydrophobic and thus impermeable to ions and water. Do health care workers really need a single fabric that is 100% impermeable to bloodborne viruses and bacteria to be used in every surgical procedure? The gasket has a core that is impermeable to liquids, with a first side and a second side opposite the first side. The resulting concrete is said to be impermeable to the migration of water or waterborne chemicals. This will render the topo impermeable, yet still allow you to write notes on it with a ballpoint pen. The sea snake's skin is impermeable to water but they can extract 20% of their oxygen needs through their skin from oxygen dissolved in seawater. I had noticed that gumboots were impermeable to water from the outside, and deduced that they must also be impermeable from the inside. This may involve professional help, as your roof has to be strong enough to support the mat of plants, and it will also require an impermeable membrane underneath. Some have succeeded in making their cell walls impermeable to antibiotics. Also, old clay pots can build up enough fertilizer and salts to make them impermeable to air and water. But even watertight concrete is not impermeable to the passage of moisture. The material must be continuous and virtually impermeable to air. 1.1 Not liable to be affected by pain or distress; insusceptible or imperturbable. women who appear impermeable to pain Origin Late 17th century: from French imperméable, or from late Latin impermeabilis, from in- ‘not’ + permeabilis (see permeable).
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