- present participle of concern.
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.
Despite extensive studies on green tea, there is limited information on the effects of other tea types, such as black, oolong, and white tea, especially concerning their comparative health benefits.
From Science Daily • Jun. 9, 2026
That head start isn’t even the most concerning part.
From The Wall Street Journal • Jun. 9, 2026
The Department for Digital, Culture, Media and Sport said the "deeply concerning" allegations against Sullivan must be "treated with the utmost seriousness" and "investigated by the relevant authorities".
From BBC • Jun. 9, 2026
The International Atomic Energy Agency said it was dispatching a team to inspect the damage, calling the incident "deeply concerning".
From Barron's • Jun. 7, 2026
“I have no instructions concerning you,” he said.
From "Stormbreaker" by Anthony Horowitz
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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.