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
without the knowledge of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase “without the knowledge of” is correct and usable in written English.
You can use it when describing something that happened or was done without someone knowing or being aware of it. For example, "The shipment was sent out without the knowledge of the manager."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(2)
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
60 human-written examples
ric without the knowledge of Nordström's paper.
Academia
He did this without the knowledge of Ms Dowd.
News & Media
Most women use contraceptives without the knowledge of men".
News & Media
I wrote a magazine without the knowledge of Israeli guards.
News & Media
He did this without the knowledge of Ms. Dowd".
News & Media
What's worse, it seems that this was done without the knowledge of other potential bidders".
News & Media
Reporters need to be especially wary of seeking out minors without the knowledge of their parents.
News & Media
In fact, in many instances, the trees are harvested without the knowledge of the land owner.
News & Media
It is understood he made those comments without the knowledge of the opposition leader.
News & Media
I was approached by the FA without the knowledge of my chairman.
News & Media
"So many times, I've spoken to patients without the knowledge of my staff.
News & Media
Expert writing Tips
Best practice
When using "without the knowledge of", ensure it's clear who lacks the knowledge and what the implications of that lack of knowledge are.
Common error
Avoid using "without the knowledge of" in sentences where a simpler word like "secretly" or "unknowingly" would suffice. This can make your writing sound unnecessarily formal or convoluted.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "without the knowledge of" functions as a prepositional phrase, modifying a verb or noun to indicate a lack of awareness. Ludwig confirms its grammatical correctness and widespread use.
Frequent in
News & Media
67%
Academia
15%
Science
12%
Less common in
Encyclopedias
2%
Formal & Business
1%
Social Media
1%
Ludwig's WRAP-UP
The phrase "without the knowledge of" is a grammatically sound and frequently used prepositional phrase that indicates a lack of awareness or consent. Ludwig confirms its validity and provides numerous examples across diverse contexts, particularly in news, academia, and science. While versatile, it's essential to avoid overuse and consider simpler alternatives when appropriate. The phrase is generally considered neutral in register, suitable for both formal and informal writing, but ensure clarity about who lacks knowledge and the implications thereof.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
without the awareness of
This alternative substitutes "knowledge" with "awareness", maintaining the same structure and meaning but with a subtle difference in nuance.
unbeknownst to
This alternative is a single word that replaces the entire phrase, offering a more concise option. It carries a slightly more formal tone.
unbeknown to
Similar to "unbeknownst to", this is a concise and slightly formal alternative to the original phrase.
without the cognizance of
This option uses the more formal word "cognizance", which suggests a deeper level of awareness than "knowledge".
in ignorance of
This phrase emphasizes the state of not knowing rather than the absence of knowledge itself.
without informing
This alternative focuses on the act of not informing someone, rather than their lack of knowledge.
secretly from
This phrase emphasizes the hidden nature of the action and the intention to keep it concealed.
clandestinely from
This alternative suggests a high degree of secrecy and often implies illicit or unauthorized activity.
under the radar of
This idiom implies that something happened without attracting attention or being noticed.
behind someone's back
This idiom suggests that something was done without someone's permission or approval, often with a negative connotation.
FAQs
What does "without the knowledge of" mean?
The phrase "without the knowledge of" means that something is done or occurs without a specific person or group being aware of it.
How can I use "without the knowledge of" in a sentence?
You can use "without the knowledge of" to indicate that an action was performed or a decision was made secretly or without someone's consent. For instance, "The funds were transferred "unbeknownst to" the board of directors."
Which is correct, "without the knowledge of" or "without the knowing of"?
"Without the knowledge of" is the correct and standard phrasing. "Without the knowing of" is not grammatically correct.
What are some alternatives to saying "without the knowledge of"?
Alternatives include phrases like "unbeknownst to", "without the awareness of", or "in ignorance of". These phrases can add variety to your writing while conveying a similar meaning.
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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested