Thesaurus.com
Dictionary.com
Showing results for impervious. Search instead for Impervious/3.
Definitions

impervious

[im-pur-vee-uhs] / ɪmˈpɜr vi əs /
ADJECTIVE
unable to be penetrated
Synonyms
STRONGEST
immune impassable impenetrable inaccessible invulnerable resistant unaffected unmoved
STRONG
imperviable
WEAK
closed to hermetic impassive impermeable sealed tight unapproachable unpierceable unreceptive watertight
Antonyms
STRONGEST
affected moved susceptible
WEAK
exposed open penetrable responsive sensitive vulnerable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Oil giants now have a bigger share of crude production in their hands and are largely impervious to price swings, ensuring a steady output.

From The Wall Street Journal • Feb. 17, 2026

Unfortunately, the Dodgers are not impervious to injury issues.

From Los Angeles Times • Jul. 26, 2025

Hogan’s gimmick of “hulking up” via crowd energy to become impervious to pain would help the 6’8 Bollea bring matches to a Hollywood ending that didn’t rely on technical wrestling ability.

From Salon • Jul. 24, 2025

Vladimir Putin, on the other hand, apparently remains impervious to Trump's charms and threats alike.

From BBC • Jul. 5, 2025

But he was impervious to the veiled criticism.

From "Harry Potter and the Deathly Hallows" by J.K. Rowling

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.