The Collaborative International Dictionary
nonporous \nonporous\ adj. Not porous; especially, not having vessels that appear as pores; as, nonporous wood. Opposite of porous.
Wiktionary
a. Having no pores, not penetrable, impervious.
WordNet
adj. not porous; especially not having vessels that appear as pores; "nonporous wood" [ant: porous]
Wikipedia
Usage examples of "nonporous".
Until a few years ago, it was presumed that the interior of ocean rock was nonporous and much too hot and pressurized to sustain life.
In irrigation, especially in nonporous soils, the surfactant aids soil penetration.
The fine,- nonporous soil became a sea of mud, miring the horses to their hocks and setting them floundering.
If the substance in question here was even somewhat volatile, as long as it was preserved in an anaerobic substance like honey, which was well known to the ancients, or sealed within a container crafted from a nonporous material like faience, gold, or glass, it could remain quite deadly and still be quite dangerous today.
Cadillac of techniques for raising latent prints on nonporous surfaces.
The background or medium may be paper, glass, porcelain, wood, cloth, wax, putty, silverware, or any smooth, nonporous material.
March, itching in his nonporous synthetic jacks caked with mountain mud.
The stuff ended up on every level, nonporous surface in his apartment.
She is careful not to steam the piece of tape, which is nonporous and will not react to ninhydrin, and the heat will melt the adhesive and any possible ridge detail on it.
The fine, nonporous soil became a sea of mud, miring the horses to their hocks and setting them floundering.