Impervious vs. Impermeable — What's the Difference?
Difference Between Impervious and Impermeable
Not allowing fluid to pass through
An impervious layer of basaltic clay
Impossible to permeate
An impermeable membrane.
An impermeable border.
Unable to be affected by
He worked, apparently impervious to the heat
Impossible to permeate.
Incapable of being penetrated
A material impervious to water.
Not allowing passage, especially of liquids; waterproof.
Incapable of being affected
Impervious to fear.
Not permeable; not permitting passage, as of a fluid. through its substance; impervious; impenetrable; as, India rubber is impermeable to water and to air.
Unaffected or unable to be affected by something.
The man was completely impervious to the deception we were trying.
Preventing especially liquids to pass or diffuse through;
An impermeable layer of scum
A coat impermeable to rain
Preventive of any penetration; impenetrable, impermeable, particularly of water.
Although patchworked and sagging, the roof proved impervious to the weather.
Immune to damage or effect.
The old car seemed to be impervious to the wear and tear of age.
Not pervious; not admitting of entrance or passage through; as, a substance impervious to water or air.
This gulf impassable, impervious.
The minds of these zealots were absolutely impervious.
Not admitting of passage or capable of being affected;
A material impervious to water
Someone impervious to argument