coincidence
noun
co·in·ci·dence
kō-ˈin(t)-sə-dən(t)s 
-sə-ˌden(t)s
1
: the act or condition of coinciding : correspondence
… a perfect coincidence between truth and goodness …—
Robert South
Robert South2
: the occurrence of events that happen at the same time by accident but seem to have some connection
… causal connection requires something more than mere coincidence as to time and place …—Wayne R. LaFave
Wayne R. LaFave
also
: any of these occurrences
Examples of coincidence in a Sentence
It was mere coincidence that brought them together so far from Chicago.
By coincidence, every man in the room was named Fred.
“I'm going to Boston this weekend.” “What a coincidence! I am too.”
It was no coincidence that he quit his job at the bank a day after the robbery.
a series of strange coincidences
By a fortunate coincidence, we arrived at the theater at the same time.
Scientists have no explanation for the coincidence of these phenomena.
Recent Examples on the Web
What initially might have looked like a wild mathematical coincidence actually has a deep, yet straightforward, explanation.
—Ethan Siegel, Big Think, 18 Sep. 2025
Turkey’s success in this field is no coincidence.
—Daniel Fusch, USA Today, 17 Sep. 2025
Metallica’s History on the Chart In another coincidence, both Master of Puppets and Ride the Lightning last appeared on the Official Rock & Metal Albums chart on the list dated June 12.
—Hugh McIntyre, Forbes.com, 16 Sep. 2025
Naturally, this excitement is no coincidence.
—Julio Cesar Valdera Morales, MSNBC Newsweek, 16 Sep. 2025
See All Example Sentences for coincidence
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Ethan Siegel, Big Think, 18 Sep. 2025
Turkey’s success in this field is no coincidence.
—Daniel Fusch, USA Today, 17 Sep. 2025
Metallica’s History on the Chart In another coincidence, both Master of Puppets and Ride the Lightning last appeared on the Official Rock & Metal Albums chart on the list dated June 12.
—Hugh McIntyre, Forbes.com, 16 Sep. 2025
Naturally, this excitement is no coincidence.
—Julio Cesar Valdera Morales, MSNBC Newsweek, 16 Sep. 2025
See All Example Sentences for coincidence
Cite this Entry
“Coincidence.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coincidence. Accessed 19 Sep. 2025.
Copy CitationKids Definition
coincidence
noun
co·in·ci·dence
kō-ˈin(t)-səd-ən(t)s
1
: the act or condition of coinciding
2
a
: two things that happen at the same time by accident but seem to have some connection
b
: either one of these happenings
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