Admitting passage; capable of being penetrated by another body or substance; permeable; as, a pervious soil.

Capable of being penetrated, or seen through, by physical or mental vision.

Capable of penetrating or pervading.

Possessing a texture that permits water to move through perceptibly under the head differences ordinarily found in subsurface water.

a bed or stratum of material through which water will move under normal hydrostatic pressure

Pervious materials permit water to enter the ground by virtue of their porous nature or by large spaces in the material.

Open; -- used synonymously with perforate, as applied to the nostrils or birds.