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Origin of insidious
OTHER WORDS FROM insidious
WORDS THAT MAY BE CONFUSED WITH insidiousinsidious , invidious
Words nearby insidious
What does insidious mean?
Insidious describes something as being sneaky or being secretly dangerous or harmful.
Insidious also describes something as being corrupting or intending to entrap.
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.
Insidious is also often used to describe something as appearing harmless or nonthreatening but subtly causing serious damage, as in The insidious language in the book radicalized many readers without them even knowing it.
Related to this sense, insidious is used in medicine to refer to diseases that slowly get worse and worse without any noticeable signs that they are there at all. Cancer is often described as insidious because it is often found when it is too late to treat it.
Example: The investigators were after an insidious group of hackers who were stealing government secrets.
Where does insidious come from?
The first records of insidious come from around 1535. It comes from the Latin insidiōsus, meaning “deceitful.”
The word insidious is often used in the media and popular culture to describe conspiracies, schemes, corruption, shadowy organizations, and other bad things that are done in secret.
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How is insidious used in real life?
Insidious is a word that describes something as being sneaky and up to no good.
A lot of attention has been given to WhatsApp’s privacy changes.
But the most insidious features from these companies are non-obvious but right in front of our faces.
— Tariq Patanam (@TariqPatanam) January 12, 2021
Prisons are full of insidious things but one of the most infuriating is that incarcerated people have to pay money to make a phone call. All the research we have says maintaining family ties reduces the likelihood of coming back & yet the system makes it as difficult as possible.
— Clint Smith (@ClintSmithIII) April 1, 2019
Today is National Human Trafficking Awareness Day. An insidious crime that affects so many children and women from vulnerable populations. Need help call 1-800-373-7888. pic.twitter.com/q6oxcZ7ife
— Chief Ken Berkowitz (@ChiefBerkowitz) January 11, 2021
Try using insidious!
Is insidious used correctly in the following sentence?
She was so cunning and crafty that we didn’t have a clue about her insidious plans until after she had betrayed us.
Example sentences from the Web for insidious
Though they’re inaudible to human ears, whose range bottoms out at 20 Hz, the interval creates some fairly insidious side effects.
Ginsburg delivered her dissent aloud from the bench, accusing her colleagues of either ignoring or failing to comprehend the “insidious” nature of pay discrimination, and called on Congress to act.How A Conservative 6-3 Majority Would Reshape The Supreme Court|Amelia Thomson-DeVeaux (Amelia.Thomson-DeVeaux@abc.com)|September 28, 2020|FiveThirtyEight
The most insidious problem, however, is the varroa mite, appropriately named Varroa destructor.The Fungal Evangelist Who Would Save the Bees - Issue 90: Something Green|Merlin Sheldrake|September 23, 2020|Nautilus
Indeed, air conditioning represents one of the most insidious challenges of climate change, and one of the most difficult technological problems to fix.Air conditioning technology is the great missed opportunity in the fight against climate change|James Temple|September 1, 2020|MIT Technology Review
Such a situation is particularly insidious because the pay gap she experiences would often go undetected.
Is it anti-Semitism, or are less insidious cultural forces at work?Why Was Bess Myerson the First and Last Jewish Miss America?|Emily Shire|January 7, 2015|DAILY BEAST
But its far more insidious role was revealed, whether it was gun policies or voter suppression.
The act of erasure through mis- or under-representation is an insidious one.
Its insidious reach enters into medical offices and chokes off the free-speech rights of the people trying to work there.
But the commentary that McCarthy gets from her so-called supporters is often just as cruel, but somehow more insidious.The Trials of ‘Tammy’: Stop Policing Melissa McCarthy’s Body|Teo Bugbee|July 7, 2014|DAILY BEAST
Play-writing is a luxury to a journalist, as insidious as golf and much more expensive in time and money.First Plays|A. A. Milne
Each cachet contained three decigrams of malourea, the insidious drug notorious under its trade name of Veronal.Dope|Sax Rohmer
The state of affairs which has come about was uncertain in origin, insidious in growth, and has developed over a wide field.Report of the Special Committee on Moral Delinquency in Children and Adolescents|Oswald Chettle Mazengarb et al.
She believed he sought her, and she must needs fight an insidious liking for him.Repertory Of The Comedie Humaine, Complete, A -- Z|Anatole Cerfberr and Jules Franois Christophe
This is a thing I would despise in anybody else; but he is so jolly insidious 240 and ingratiating!The Works of Robert Louis Stevenson - Swanston Edition Vol. 25 (of 25)|Robert Louis Stevenson