porous

[ pawr-uhs, pohr- ]
/ ˈpɔr əs, ˈpoʊr- /

adjective

full of pores.
permeable by water, air, etc.

Origin of porous

1350–1400; Middle English, variant of porose < Medieval Latin porōsus. See pore2, -ous

OTHER WORDS FROM porous

Example sentences from the Web for nonporous

British Dictionary definitions for nonporous (1 of 2)

nonporous
/ (nɒnˈpɔːrəs) /

adjective

not permeable to water, air, or other fluids

British Dictionary definitions for nonporous (2 of 2)

porous
/ (ˈpɔːrəs) /

adjective

permeable to water, air, or other fluids
biology geology having pores; poriferous
easy to cross or penetrate the porous border into Thailand; the most porous defence in the league

Derived forms of porous

porously, adverb porousness, noun

Word Origin for porous

C14: from Medieval Latin porōsus, from Late Latin porus pore ²

Medical definitions for nonporous

porous
[ pôrəs ]

adj.

Full of or having pores.
Admitting the passage of gas or liquid through pores.

Other words from porous

porous•ness n.

Scientific definitions for nonporous

porous
[ pôrəs ]

Having many pores or other small spaces that can hold a gas or liquid or allow it to pass through.