cross-check
Americanverb (used with object)
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to determine the accuracy of (something) by checking it with various sources.
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Ice Hockey. to execute a cross-check on (an opponent).
noun
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the act of cross-checking.
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a means of cross-checking.
I examined contemporary newspaper reports as a cross-check on his account.
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Ice Hockey. an obstructing or impeding of the movement or progress of an opponent by placing the stick, with both hands, across the opponent's body or face.
Other Word Forms
Derived Forms
Inflected Forms
Participles
Conjugated Forms
Present
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cross-checksimple
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cross-checkssimple
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have cross-checkedperfect
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has cross-checkedperfect
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am cross-checkingprogressive
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are cross-checkingprogressive
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is cross-checkingprogressive
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have been cross-checkingperfect progressive
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has been cross-checkingperfect progressive
Past
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cross-checkedsimple
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had cross-checkedperfect
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was cross-checkingprogressive
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were cross-checkingprogressive
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had been cross-checkingperfect progressive
Future
Etymology
Origin of cross-check
First recorded in 1935–40
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.
See Examples For:
There is no language they can’t learn and no reference too obscure for them to cross-check against the entirety of their training data.
From The Wall Street Journal ● Jul. 23, 2026
One way to cross-check is to look at raw or unadjusted new claims in the same week one year earlier.
From MarketWatch ● Jun. 11, 2026
This layered approach allows researchers to cross-check results in multiple ways.
From Science Daily ● Apr. 12, 2026
To ensure authenticity, creators say they rely on researchers who cross-check their content with published sources, while preserving the original context.
From BBC ● Sep. 12, 2025
We used to time our emissaries to their return and cross-check them where their wanderings intersected those of others—all were supposed to be trackers and one or two knew something about it.
From Pan-Islam by Bury, G. Wyman (George Wyman)
AI-powered software then combines and cross-checks data to provide an accurate location.
From The Wall Street Journal ● Mar. 18, 2026
Further investigations and cross-checks led to the arrest of a fourth, suspected of having parked the truck under the museum gallery, said Beccuau.
From Barron's ● Jan. 19, 2026
It takes detailed information and cross-checks this with sources it can access, such as hospital lists and names of returned detainees.
From BBC ● Jan. 1, 2025
She says the interviews and cross-checks of birth certificates with other life documents are effective at catching potential inconsistencies.
From Science Magazine ● Nov. 20, 2024
On symbolic model, this problem does not occur, due to multiple cross-checks between elements and relations.
From The Brain, A Decoded Enigma by Moisa, Dorin Teodor
But when BBC Brasil cross-checked the list of the deceased published by police against the 68 names on the list of suspects provided by prosecutors, it found that none of them matched.
From BBC ● Nov. 13, 2025
The BBC cross-checked local newspaper reports and spoke to district reporters to trace where bodies were received, mapped these locations, and then visited the victims' families.
From BBC ● Jun. 30, 2025
Traditional lidar measurements of atmospheric clouds are sometimes cross-checked and calibrated by flying an aircraft through clouds to capture droplet samples.
From Science Daily ● Apr. 24, 2024
The charging major assessed on Gourde at the time came moments after he’d been cross-checked from behind by Oilers superstar Connor McDavid without a penalty being called.
From Seattle Times ● Jan. 20, 2024
“They say they’re sure. They’ve checked and cross-checked birth records. She was born on the same day, in the same hospital.”
From "Orphan Train" by Christina Baker Kline
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The review process requires careful research and cross-checking.
From The Wall Street Journal ● Jan. 23, 2026
For investigators, what once required weeks of cross-checking siloed systems can now be done in hours or less.
From Salon ● Aug. 30, 2025
It took me a couple days’ work, and most of that was cross-checking references and waiting for people to call me back, frankly.
From Slate ● Aug. 15, 2025
“Each month, our legislative team reviews hundreds of Council and Committee votes, cross-checking for potential conflicts,” she said.
From Los Angeles Times ● Aug. 14, 2025
A short time later, McMahon and Oberman were on the phone together—voice—sharing their ideas and cross-checking their analysis.
From Underground by Dreyfus, Suelette
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.