concerning
Americanpreposition
adjective
preposition
adjective
Etymology
Origin of concerning
First recorded in 1375–1425; concern ( def. ) + -ing 2 ( def. )
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Fat that accumulates around the abdomen is especially concerning because it is associated with cardiovascular disease, metabolic disorders, and a higher risk of premature death.
From Science Daily ● Aug. 2, 2026
Rather than being another cause for alarm, Roos said the latest developments concerning options dealers’ positioning should give investors hope that this momentum-driven drawdown may be nearing a turning point.
From MarketWatch ● Jul. 29, 2026
However, there is no doubt this is another concerning development - and a worrying pattern with an injury which Draper describes as "complicated".
From BBC ● Jul. 27, 2026
And unlike cinema’s previous AI creations, Kakeru has no driving curiosity concerning whether he has a soul.
From Los Angeles Times ● Jul. 24, 2026
For one thing, I was certain its body of knowledge concerning plane curves, angles, and polygons would help me design my rockets.
From "October Sky" by Homer Hickam
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.