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INSIDIOUS

Pronunciation (US): 

 Dictionary entry overview: What does insidious mean? 

INSIDIOUS (adjective)
  The adjective INSIDIOUS has 3 senses:

1. beguiling but harmful
2. intended to entrap
3. working or spreading in a hidden and usually injurious way

  Familiarity information: INSIDIOUS used as an adjective is uncommon.


 Dictionary entry details 


INSIDIOUS (adjective)


Sense 1insidious [BACK TO TOP]

Meaning:

Beguiling but harmful

Context example:

insidious pleasures

Similar:

seductive (tending to entice into a desired action or state)


Sense 2insidious [BACK TO TOP]

Meaning:

Intended to entrap

Similar:

dangerous; unsafe (involving or causing danger or risk; liable to hurt or harm)


Sense 3insidious [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)


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