Definition of impervious

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Impervious (a.) Not pervious; not admitting of entrance or passage through; as, a substance impervious to water or air..

Lern More About Impervious

Gastight :: Gastight (a.) So tightly fitted as to preclude the escape of gas; impervious to gas.
Opaqueness :: Opaqueness (n.) The state or quality of being impervious to light; opacity.
Sunrise :: Sunproof (a.) Impervious to the rays of the sun.
Impervious :: Impervious (a.) Not pervious; not admitting of entrance or passage through; as, a substance impervious to water or air..
Waterproof :: Waterproof (v. t.) To render impervious to water, as cloth, leather, etc..
Impenetrable :: Impenetrable (a.) Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield..
Impermeable :: Impermeable (a.) Not permeable; not permitting passage, as of a fluid. through its substance; impervious; impenetrable; as, India rubber is impermeable to water and to air..
Puddle :: Puddle (v. t.) To make dense or close, as clay or loam, by working when wet, so as to render impervious to water..
Intranscalent :: Intranscalent (a.) Impervious to heat; adiathermic.
Opacity :: Opacity (n.) The state of being opaque; the quality of a body which renders it impervious to the rays of light; want of transparency; opaqueness.
Imperviable :: Imperviable (a.) Not pervious; impervious.
Puddling :: Puddling (n.) The process of working clay, loam, pulverized ore, etc., with water, to render it compact, or impervious to liquids; also, the process of rendering anything impervious to liquids by means of puddled material..
Puddle :: Puddle (n.) Clay, or a mixture of clay and sand, kneaded or worked, when wet, to render it impervious to water..
Star-read :: Starproof (a.) Impervious to the light of the stars; as, a starproof elm..
Pack :: Pack (n.) To render impervious, as by filling or surrounding with suitable material, or to fit or adjust so as to move without giving passage to air, water, or steam; as, to pack a joint; to pack the piston of a steam engine..
Waterproof :: Waterproof (a.) Proof against penetration or permeation by water; impervious to water; as, a waterproof garment; a waterproof roof..
Stave :: Stave (n.) To render impervious or solid by driving with a calking iron; as, to stave lead, or the joints of pipes into which lead has been run..
Opaque :: Opaque (a.) Impervious to the rays of light; not transparent; as, an opaque substance..
Puddle :: Puddle (v. t.) To make impervious to liquids by means of puddle; to apply puddle to.
Waterproof :: Waterproof (n.) A substance or preparation for rendering cloth, leather, etc., impervious to water..
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