porous

po·rous

adj \ˈpȯr-əs\

Definition of POROUS

1

a : possessing or full of pores b : containing vessels <hardwood is porous>

2

a : permeable to fluids b : permeable to outside influences

3

: capable of being penetrated <porous national boundaries>

— po·rous·ly adverb

— po·rous·ness noun

Examples of POROUS

1. The country has a porous border.
2. <a cleaner that should not be used on porous surfaces>

First Known Use of POROUS

14th century

Related to POROUS

Synonyms: passable, permeable, pervious, penetrable

Antonyms: impassable (also impassible), impenetrable, impermeable, impervious, nonporous

Related Words: absorbent; breathable

Near Antonyms: airtight, watertight; close, compact, dense, thick

[+]more[-]hide

Rhymes with POROUS

chorus, Doris, Horace, Horus, loris, Maurice, morris, orris, sorus, torus