impervious | Definition of impervious

Synonyms and Antonyms of impervious

1 not allowing penetration (as by gas, liquid, or light)

the material for this coat is supposed to be impervious to rain

Synonyms of impervious

impenetrable, impermeable, tight

Words Related to impervious

close, compact, dense, snug, thick

airtight, hermetic (also hermetical), leakproof, watertight

lightproof, soundproof, waterproof

Near Antonyms of impervious

absorbent, leaky, porous, unsealed

Antonyms of impervious

penetrable, permeable, pervious

2 impossible to get through or into

the rain forest is impervious to all but the most dedicated explorers

Synonyms of impervious

impassable (also impassible), impenetrable, impermeable, impregnable

Words Related to impervious

close, compact, dense, thick, tight

compressed, condensed

sturdy, substantial, tough

firm, frozen, hard, solid, stiff

inflexible, rigid, unbending, unyielding

Near Antonyms of impervious

bendable, elastic, flexible, giving, malleable, pliable, yielding

absorbent, porous

Antonyms of impervious

negotiable, passable, penetrable, permeable