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PERNICIOUS definition: 1. having a very harmful effect or influence: 2. having a very harmful effect or influence: 3…. Learn more.
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.
Add to word list. 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. adverse conditions. adverse effect.
SYNONYMY NOTE: pernicious applies to that which does great harm by insidiously undermining or weakening [pernicious anemia, a pernicious dogma]; baneful implies a harming by or as by poisoning [a baneful superstition]; noxious refers to anything that is injurious to physical or mental health [noxious fumes]; deleterious implies slower, less ...
Synonyms for PERNICIOUS: harmful, dangerous, detrimental, damaging, adverse, bad, poisonous, deleterious; Antonyms of PERNICIOUS: benign, harmless, beneficial, innocuous, innocent, useful, safe, inoffensive
Pernicious definition: causing insidious harm or ruin; ruinous; injurious; hurtful. See examples of PERNICIOUS used in a sentence.
Definition of pernicious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Pernicious means harmful and subtle, such as a poison gas that causes illness in those exposed to it over the course of years.
pernicious. adjective. formal uk / pəˈnɪʃəs / us. Add to word list. Add to word list. very harmful. (Definition of pernicious from the Cambridge Learner's Dictionary © Cambridge University Press)
2 Jun 2024 · pernicious ( comparative more pernicious, superlative most pernicious) Causing much harm in a subtle way. Causing death or injury; deadly . (of a person) Insidiously villainous: intending to cause harm, especially in a subtle way.
