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
3 weeks delay
Grammar usage guide and real-world examplesUSAGE SUMMARY
"3 weeks delay" is correct and usable in written English.
You can use it when referring to a period of three weeks when something will be postponed or delayed. For example, "Due to unforeseen circumstances, the project has been delayed by 3 weeks."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(3)
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
6 human-written examples
The 3 weeks delay necessary to observe a decrease in DCX expression indicates that reduction in cell proliferation occurred between the 11th and the 12th week of the VAD.
Science
This developmental time course, together with the 3 weeks delay necessary to observe a decrease in DCX expression, suggests that the loss in immature neurons results from an initial reduction in cell proliferation occurring after the 11th week of the VAD.
Science
Sixth, the physical status may change during the 3 weeks delay of high altitude exposure.
Science
A total of 263 patients (66%) received six cisplatin administrations: 151 without any delay (38%), 64 with 1 week delay (16%), 39 with 2 weeks delay (10%), seven with 3 weeks delay (2%), and two with 4 weeks delay (0.5%).
Science
Leukopenia from NCI-CTC grade 1 occurred in six cycles (three cycles had to be postponed for 1 week) and from CTC grade 2 in six cycles, resulting in treatment delay for 1 week in three cycles, for 2 weeks in one cycle and in a 3 weeks delay in two cycles, thus leading to a 25% dose reduction of D/F.
Science
From the patients that received four (n=30) or five (n=59) administrations of cisplatin, 55 had no treatment delay (14%), 18 had 1 week delay (4.5%), 10 had 2 weeks delay (2.5%) and six had 3 weeks delay (1.5%); from the patients that received one (n=8), two (n=5) or three (n=35) cisplatin administrations, 46 had no delay (11%) and two had a 1-week treatment delay (0.5%).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
The disadvantage of this technique is a 3 week delay for the graft cultivation and the lack of dermal components.
Science
That's another 2-3 weeks delay... #euco October 1, 2012 2.54pm BST Greece's 2013 draft budget... Speaking of Greece.... Helena adds that the government is unveiling its draft budget for 2013 which will incorporate many of the deep spending cuts outlined in the austerity package.
News & Media
Amazon.com still displays the same 4 to 6 weeks delay notice.
News & Media
TB cultures have an 8 weeks delay and false negative results are frequent when the samples are so reduced as those from intraocular fluids [1].
On the other hand, in the absence of TNF signaling there was a 2 4 days delay in chondrogenic differentiation and a 2 3 weeks delay in endochondral tissue resorption [16].
Science
Expert writing Tips
Best practice
When using "3 weeks delay", ensure the context clearly indicates what is being delayed. For example, "The project experienced a 3 weeks delay due to unforeseen circumstances."
Common error
Avoid using "3 weeks delay" without specifying what is being delayed. This can lead to confusion. Instead of saying "There's a 3 weeks delay", specify "There's a 3 weeks delay in the project timeline".
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "3 weeks delay" functions primarily as a noun phrase. It typically acts as a subject complement or an object in a sentence. Ludwig AI confirms its usability in written English. Example: "The project experienced a 3 weeks delay."
Frequent in
Science
60%
News & Media
30%
Formal & Business
10%
Less common in
Social Media
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "3 weeks delay" is a noun phrase used to indicate a postponement or lag of three weeks. Ludwig AI confirms its correct usage in English, and while it's grammatically sound, its frequency is rare. It's commonly found in scientific, news and business contexts. When using the phrase, ensure you clearly state what is being delayed to avoid confusion. Alternatives include "three-week postponement" or "delay of three weeks". The key is to provide sufficient context for clarity. Understanding these nuances will help you use "3 weeks delay" effectively in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
three-week postponement
Replaces "delay" with the more formal word "postponement".
delay of three weeks
Changes the structure of the phrase by placing "delay" first.
a three-week lag
Substitutes "delay" with the synonym "lag".
three weeks' deferral
Replaces "delay" with the more formal "deferral".
a delay spanning three weeks
Adds descriptive context by specifying the duration of the delay.
three weeks' extension
Replaces "delay" implying an extension of time.
postponed by three weeks
Expresses the delay as a passive action.
an interval of three weeks before...
Emphasizes the time interval before something happens.
a three-week waiting period
Highlights the waiting aspect of the delay.
ensuing three-week period
Describes the delay as a period that follows something.
FAQs
How can I use "3 weeks delay" in a sentence?
You can use "3 weeks delay" to indicate a postponement of three weeks. For example, "The shipment is facing a "3 weeks delay" due to logistical issues."
What are some alternatives to "3 weeks delay"?
Some alternatives include "three-week postponement", "delay of three weeks", or "a three-week lag", depending on the context.
Is it correct to say "3 week delay" instead of "3 weeks delay"?
While "3 week delay" might be understood, ""3 weeks delay"" is grammatically more accurate as "weeks" acts as an adjective modifying "delay".
What's the difference between "3 weeks delay" and "3 weeks' delay"?
""3 weeks delay"" is more common in modern usage. "3 weeks' delay" uses the possessive form, implying the delay belongs to the weeks, which is less frequently used but not incorrect.
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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested