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Definitions

pernicious

[per-nish-uhs] / pərˈnɪʃ əs /


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.

That’s not a new concept, but it’s become all the more pernicious.

From Salon • May 1, 2026

Dahlia Lithwick: Election law expert Rick Hasen just described this as “one of the most pernicious and damaging Supreme Court decisions of the past century.”

From Slate • Apr. 30, 2026

“Giant” is a probing character study that raises the discomfiting question of how a man of intelligence and imagination could hold such atavistic and pernicious views.

From The Wall Street Journal • Mar. 24, 2026

High borrowing costs, he said, have had a pernicious impact on lower-income consumers without producing clear gains in inflation.

From Barron's • Jan. 26, 2026

Despite Britain being the home of parliamentary democracy, it was that democracy that had helped inflict a pernicious system of iniquity on my people.

From "Long Walk to Freedom" by Nelson Mandela




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