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- Dictionaryinsidious/ɪnˈsɪdɪəs/
adjective
- 1. proceeding in a gradual, subtle way, but with very harmful effects: "sexual harassment is a serious and insidious problem"
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INSIDIOUS definition: 1. (of something unpleasant or dangerous) gradually and secretly causing harm: 2. (of something…. Learn more.
The meaning of INSIDIOUS is having a gradual and cumulative effect : subtle. How to use insidious in a sentence. insidious, sinister, or pernicious?
adjective. working or spreading in a hidden and usually injurious way. “glaucoma is an insidious disease” synonyms: pernicious, subtle. harmful. causing or capable of causing harm. adjective. intended to entrap. synonyms: dangerous, unsafe. involving or causing danger or risk; liable to hurt or harm. adjective. beguiling but harmful.
INSIDIOUS meaning: 1. (of something unpleasant or dangerous) gradually and secretly causing harm: 2. (of something…. Learn more.
adjective. Something that is insidious is unpleasant or dangerous and develops gradually without being noticed. The changes are insidious, and will not produce a noticeable effect for 15 to 20 years. They focus on overt discrimination rather than insidious aspects of racism.
The word insidious is used to describe something as being stealthy, treacherous, or operating in the shadows, as in He came up with an insidious plan to rob the jewelry store. Insidious is always associated with something negative, implying something is bad or is going to cause harm.
adj. 1. Working or spreading harmfully in a subtle or stealthy manner: insidious rumors; an insidious disease. 2. Intended to entrap; treacherous: insidious misinformation. 3. Beguiling but harmful; alluring: insidious pleasures.
Definition of insidious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
A complete guide to the word "INSIDIOUS": definitions, pronunciations, synonyms, grammar insights, collocations, examples, and translations.
Insidious definition: Working or spreading harmfully in a subtle or stealthy manner.
