Adj. | 1. | pervious - admitting of passage or entrance; "pervious soil"; "a metal pervious to heat" permeable - allowing fluids or gases to pass or diffuse through; "permeable membranes"; "rock that is permeable by water" imperviable, impervious - not admitting of passage or capable of being affected; "a material impervious to water"; "someone impervious to argument" |