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- Dictionarypernicious/pəˈnɪʃəs/
adjective
- 1. having a harmful effect, especially in a gradual or subtle way: "the pernicious influences of the mass media"
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adjective. us / pərˈnɪʃ·əs / Add to word list. having a very harmful effect or influence: The book focuses on the pernicious effects of slavery. (Definition of pernicious from the Cambridge Academic Content Dictionary © Cambridge University Press) Examples of pernicious. pernicious.
The meaning of PERNICIOUS is highly injurious or destructive : deadly. How to use pernicious in a sentence. insidious, sinister, or pernicious? Synonym Discussion of Pernicious.
Pernicious means harmful and subtle, such as a poison gas that causes illness in those exposed to it over the course of years.
1. causing great injury, destruction, or ruin; fatal; deadly. 2. Rare. wicked; evil.
having a very harmful effect or influence: The cuts in government funding have had a pernicious effect on local health services. SMART Vocabulary: related words and phrases. Dangerous and harmful. adverse conditions. adverse effect. adverse publicity. adverse reaction. deleteriously. destabilizing. destructively. destructiveness. impact statement.
Pernicious definition: causing insidious harm or ruin; ruinous; injurious; hurtful. See examples of PERNICIOUS used in a sentence.
Define pernicious. pernicious synonyms, pernicious pronunciation, pernicious translation, English dictionary definition of pernicious. adj. 1. Tending to cause death or serious injury; deadly: a pernicious virus. 2. Causing great harm; destructive: pernicious rumors. per·ni′cious·ly adv....
A complete guide to the word "PERNICIOUS": definitions, pronunciations, synonyms, grammar insights, collocations, examples, and translations.
Definition of pernicious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
PERNICIOUS definition: very harmful. Learn more.