coincidental

adjective

co·​in·​ci·​den·​tal (ˌ)kō-ˌin(t)-sə-ˈden-tᵊl How to pronounce coincidental (audio)
1
: resulting from a coincidence
a coincidental resemblance
2
: occurring or existing at the same time
coincidental deaths

Examples of coincidental in a Sentence

The fact that he and his boss went to the same college was purely coincidental. the nearly coincidental deaths of Princess Diana and Mother Teresa
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Any resemblance to actual places, events or persons – living or deceased – is purely coincidental and unintentional. Brian Hiatt, Rolling Stone, 5 July 2025 But officials say the revocation of other services was purely coincidental. Quinlan Bentley, The Enquirer, 2 July 2025 This deviation from the norm surely isn't coincidental. Charles Singh, The Tennessean, 2 July 2025 This regression isn’t coincidental but reflects the effect of bias, which can make every workplace negotiation a high-stakes performance where authenticity itself becomes a luxury Black women cannot afford. Sughnen Yongo, Forbes.com, 27 June 2025 See All Example Sentences for coincidental

Word History

Etymology

coincident + -al entry 1

First Known Use

circa 1800, in the meaning defined at sense 1

Time Traveler
The first known use of coincidental was circa 1800

Browse Nearby Words

Cite this Entry

“Coincidental.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coincidental. Accessed 17 Jul. 2025.

Kids Definition

coincidental

adjective
co·​in·​ci·​den·​tal (ˌ)kō-ˌin(t)-sə-ˈdent-ᵊl How to pronounce coincidental (audio)
1
: resulting from a coincidence
a coincidental resemblance
2
: occurring or existing at the same time
coincidentally
-ˈdent-lē
-ᵊl-ē
adverb

More from Merriam-Webster on coincidental

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!