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PERNICIOUS

Pronunciation (US): 

 Dictionary entry overview: What does pernicious mean? 

PERNICIOUS (adjective)
  The adjective PERNICIOUS has 2 senses:

1. exceedingly harmful
2. working or spreading in a hidden and usually injurious way

  Familiarity information: PERNICIOUS used as an adjective is rare.


 Dictionary entry details 


PERNICIOUS (adjective)


Sense 1pernicious [BACK TO TOP]

Meaning:

Exceedingly harmful

Synonyms:

baneful; pernicious; pestilent; deadly

Similar:

harmful; noxious (injurious to physical or mental health)


Sense 2pernicious [BACK TO TOP]

Meaning:

Working or spreading in a hidden and usually injurious way

Synonyms:

pernicious; insidious; subtle

Context examples:

glaucoma is an insidious disease / a subtle poison

Similar:

harmful (causing or capable of causing harm)


 Learn English with... Proverbs of the week 
"We must take the bad with the good." (English proverb)

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"Think before acting and whilst acting still think." (Dutch proverb)

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