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concerning

American  
[kuhn-sur-ning] / kənˈsɜr nɪŋ /

preposition

  1. relating to; regarding; about.

    We attended a discussion concerning foreign aid.


adjective

  1. causing concern, worry, or anxiety.

    The increase in unlicensed practitioners is concerning.

    The more concerning elements of the sport were swept under the rug.

concerning British  
/ kənˈsɜːnɪŋ /

preposition

  1. about; regarding; on the subject of

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adjective

  1. worrying or troublesome

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of concerning

First recorded in 1375–1425; concern ( def. ) + -ing 2 ( def. )

Compare meaning

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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.

Concerning Van Rootselaar, it decided not to inform Canadian police because her ChatGPT usage did not point toward credible or imminent planning of an attack.

From Barron's • Feb. 23, 2026

The government department in charge of these archives is a bureaucratic mouthful: the Authority for Information Concerning Documentation of the Former State Security Service.

From The Wall Street Journal • Nov. 30, 2025

Concerning, though, was how his summer tailed off with scores of eight, nine, eight and two in his final four innings.

From BBC • Aug. 4, 2025

Concerning the Home Run Derby, I like Dylan Hernández’s own words: “barely-watchable made-for-television event.”

From Los Angeles Times • Jul. 19, 2025

It takes proper form in the years after the publication of Galileo’s Dialogue Concerning the Two Chief World Systems in 1632.

From "The Invention of Science" by David Wootton

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