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
having realised that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "having realised that" is correct and usable in written English.
It can be used to indicate a moment of understanding or awareness about something that has occurred or been considered. Example: "Having realised that the project deadline was approaching, she decided to work overtime to complete her tasks."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
after realizing that
recognizing that
understanding that
after realising that
once it was realized that
upon realizing that
becoming aware that
in light of the fact that
considering that
with the understanding that
after recognizing that
upon understanding that
having understood that
having discovered that
having discerned that
having learned that
having heard that
having recognised that
having ascertained that
having recognized that
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
34 human-written examples
Having realised that food is a very local business, the company will henceforth apply the bulk of its marketing and distribution resources to boosting its strongest health and personal-care brands in emerging markets, rather than trying to get Asians to put Hellman's mayonnaise on their salads.
News & Media
Unless online auctions accommodate this kind of problem, they will be ignored.In a few other industries, such as steel, B2B exchanges are also starting to make some headway in trading contracts, having realised that spot markets, though easy to enter, are usually too small.
News & Media
She said: "The horror of having realised that his child was badly hurt will never leave this young man.
News & Media
Disney, having realised that the Oscars hadn't licensed Snow White, sued for copyright infringement and dilution of business reputation.
News & Media
The other story is that the gang, having realised that their ransom demand was a non-starter, had decided to return Shergar and abandon the bungled plot.
News & Media
After several episodes, the series was pulled when distributors threatened to sue, having realised that substantial revenue was being lost to them by the use of unauthorised clips.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
26 human-written examples
The islanders have realised that ecology pays dividends.
News & Media
"I've realised that's really where I belong now".
News & Media
"But you know, I've realised that's my issue.
News & Media
We have realised that needs to be done in future.
News & Media
"I would have realised that was not a sport I wanted to be involved in.
News & Media
Expert writing Tips
Best practice
Use "having realised that" to introduce a reason or justification for a subsequent action or decision. It effectively links a moment of understanding to its consequence.
Common error
Avoid using "having realised that" when a simpler conjunction like "because" or "since" would suffice. Overusing the phrase can make your writing sound unnecessarily complex.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "having realised that" functions as an adverbial clause of reason or cause. It modifies the main clause by providing the reason or basis for the action or statement made in that clause. Ludwig confirms its grammatical correctness.
Frequent in
News & Media
60%
Science
25%
Wiki
15%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "having realised that" is a grammatically sound phrase used to introduce a reason or explanation for a subsequent action or thought. While considered correct and confirmed by Ludwig, its usage is relatively uncommon but found across diverse sources like news media, scientific publications, and wikis. When using the phrase, ensure it clearly establishes a cause-and-effect relationship, and consider simpler alternatives like "because" or "since" for brevity. Be mindful of overuse, as it may lead to unnecessary complexity in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
after realizing that
Replaces 'having' with 'after', creating a clearer chronological sequence.
once it was realized that
Emphasizes the point in time when the realization occurred.
upon realizing that
A more formal alternative to "after realizing that."
understanding that
Focuses on the state of understanding rather than the process of realization.
recognizing that
Highlights the act of recognition as the key element.
becoming aware that
Emphasizes the process of becoming conscious of something.
in light of the fact that
A more formal and verbose way to introduce the realization.
considering that
Suggests that the realization is based on careful consideration.
now that it is clear that
Highlights the clarity of the realization.
with the understanding that
Indicates that an agreement or decision is based on a shared understanding.
FAQs
How to use "having realised that" in a sentence?
"Having realised that" typically introduces a clause explaining the reason or cause behind an action. For example, "Having realised that the deadline was approaching, he worked through the night."
What can I say instead of "having realised that"?
You can use alternatives like "after realizing that", "recognizing that", or "understanding that", depending on the context.
Which is correct, "having realised that" or "after realising that"?
Both "having realised that" and "after realising that" are grammatically correct. "Having realised that" implies a more immediate connection between the realization and the subsequent action, while "after realising that" suggests a clearer chronological sequence.
What's the difference between "having realised that" and "realizing that"?
"Having realised that" is a perfect participle construction, emphasizing the completed action of realizing. "Realizing that", as a present participle, can be used to describe an ongoing or simultaneous realization. The choice depends on the desired emphasis and flow of the sentence.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested