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Dictionary entry overview: What does insidiously mean?
• INSIDIOUSLY (adverb)
The adverb INSIDIOUSLY has 1 sense:
1. in a harmfully insidious manner
Familiarity information: INSIDIOUSLY used as an adverb is very rare.
Dictionary entry details
|Sense 1||insidiously [BACK TO TOP]|
In a harmfully insidious manner
these drugs act insidiously
insidious (working or spreading in a hidden and usually injurious way)
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