Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
complete coincidence
Grammar usage guide and real-world examplesUSAGE SUMMARY
"complete coincidence" is correct and usable in written English.
You can use it to describe when something happens that could not have been planned or predicted. For example, "It was a complete coincidence that we ran into each other at the mall."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
sheer fluke
pure happenstance
total accident
random occurrence
chance event
fortunate accident
blind luck
whole coincidence
complete case
complete agreement
complete chance
total coincidence
complete correspondence
complete concurrence
complete overlap
complete mistake
complete convergence
complete conjunction
complete timing
incomplete coincidence
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
Complete coincidence.
News & Media
"That was a complete coincidence," said Mikey.
News & Media
It's a complete coincidence, albeit a quite bizarre one".
News & Media
Or is this just an attempt to make an issue out of a complete coincidence?
News & Media
"Obviously it's complete coincidence – well, hopefully it is – but we have got much more paranoid certainly".
News & Media
I didn't know it was part of Goodison Park – a complete coincidence.
News & Media
A full moon will fall on Christmas Day this year – a complete coincidence, according to Swift.
News & Media
"It's a complete coincidence, but it' s a very nice coincidence" declared Ms Ashton.
News & Media
Fortunately, by complete coincidence, I had sold eighty-seven million dollars' worth of shares the week before.
News & Media
In this context the general increase in touchy-feeliness over recent decades doesn't seem a complete coincidence.
News & Media
It's by complete coincidence then that thanks to a pretty serious train, her dress also closely resembled a cheese omelette.
News & Media
Expert writing Tips
Best practice
When using "complete coincidence", ensure the context clearly indicates that the events are unrelated and unplanned. This helps avoid misinterpretations and emphasizes the role of chance.
Common error
Avoid implying a causal relationship immediately after stating something is a "complete coincidence". The phrase aims to negate any intentional connection; introducing causation afterwards creates confusion.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "complete coincidence" functions as a noun phrase, typically acting as a subject complement or an appositive to describe a situation or event that occurred purely by chance. Ludwig AI confirms this is a grammatically correct and usable phrase.
Frequent in
News & Media
64%
Science
19%
Formal & Business
9%
Less common in
Wiki
4%
Reference
2%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, "complete coincidence" is a common and grammatically correct noun phrase used to describe events that occur purely by chance, without any intention or planning. As Ludwig AI confirms, it is widely used across varied source types, including news, science, and business. When writing, be sure to emphasize the lack of intentional connection when using the phrase. Some alternatives for "complete coincidence" include "sheer fluke", "pure happenstance", and "total accident". The phrase's neutrality makes it suitable for various registers, though it's most frequently found in news and media contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
sheer fluke
Emphasizes the accidental and improbable nature of the event, reducing any implication of cause.
pure happenstance
Highlights the role of chance in the occurrence, using a slightly more formal tone.
total accident
Focuses on the unintentional aspect of the event, suggesting it was not planned.
random occurrence
Stresses the lack of pattern or predictability in the event.
chance event
Underscores that the outcome was determined by luck or fortune.
fortunate accident
Highlights the positive results or outcome of the coincidence.
unexpected convergence
Implies two or more things came together without prior intention.
unforeseen alignment
Indicates that elements lined up unexpectedly, creating a unique situation.
serendipitous meeting
Suggests a happy or beneficial chance encounter.
blind luck
Highlights the role of chance in the event, emphasizing that it was purely based on good fortune.
FAQs
How can I use "complete coincidence" in a sentence?
You can use "complete coincidence" to emphasize that an event occurred purely by chance and without any planning or intention. For instance, "It was a complete coincidence that we both chose the same restaurant."
What are some alternatives to saying "complete coincidence"?
Alternatives include "sheer fluke", "pure happenstance", or "total accident", each conveying a similar sense of unplanned occurrence.
Is it correct to say "whole coincidence" instead of "complete coincidence"?
While "whole coincidence" might be understood, "complete coincidence" is the more standard and widely accepted phrase. Using "complete" adds emphasis to the randomness of the event.
What's the difference between "complete coincidence" and "unexpected convergence"?
"Complete coincidence" emphasizes the lack of any intended connection between events. "Unexpected convergence", on the other hand, suggests that separate things came together in a surprising way, which may or may not have involved pure chance.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested