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
narrow time window
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "narrow time window" is correct and usable in written English.
It can be used to describe a limited period during which something must occur or be completed. Example: "We have a narrow time window to finalize the project before the deadline next week."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
limited time frame
short time span
limited timeframe
brief period
tight timeframe
critical period
specific timeframe
precise moment
strict time frame
tight time limits
tight time frame
tight time limit
pressing timeline
tight timescale
tight time window
narrow time frame
restrictive time window
compressed schedule
tight time frames
brief window
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
Waves of aircraft arrive tightly spaced in a narrow time window and depart similarly bunched.
Encyclopedias
The two effects are concentrated in a narrow time window after the end of the game: 1 h.
This allows to define a narrow time window around the physics event that reduces significantly the background due to the SiPM dark count rate.
Their disadvantage is the relatively high dark noise count rate (≈MHz/mm2) which can be overcome by using a narrow time window in the data acquisition.
In order to achieve a narrow time window the pulse starting time is refined further than the resolution of the time mark (=25 ns) would allow.
In the past, the optimum time window could only be estimated and, for a narrow time window, a poor estimate seriously limited the sensitivity of the kinetic measurements.
Science
The bottom line, as reported online today in Science: Extinction training is much more powerful when done within a narrow time window after reactivating the memory.
Science & Research
It is determined in a relatively narrow time window toward the end of the first trimester of fetal development and changes little with subsequent growth [9,10].
This choice implied choosing a narrow time window in order to justify neglecting the third time derivative in the Taylor expansion of Gauss coefficients.
Science
A college professor friend said over his cappuccino that there should be a narrow time window outside of which Christmas music is banned.
News & Media
In the absence of TTX, it robustly evoked action potentials within a narrow time window (Figure 4C, V1 V10).
Science
Expert writing Tips
Best practice
When using "narrow time window", clearly specify the start and end points of the window to avoid ambiguity.
Common error
Avoid using "narrow time window" to justify unrealistic deadlines. A truly effective plan considers the scope of work within the given timeframe. Don't equate urgency with possibility; focus on what's realistically achievable.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "narrow time window" functions as an adjective phrase modifying a noun. It describes a limited duration or period within which something must occur or be completed. As Ludwig highlights, this phrase is widely recognized and accepted in English.
Frequent in
Science
85%
News & Media
10%
Encyclopedias
5%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "narrow time window" is a widely accepted and commonly used term, primarily in scientific and technical contexts. Ludwig's analysis indicates that it is grammatically correct and functions as an adjective phrase, emphasizing limitations on time. The primary purpose of using this phrase is to convey urgency or the need for precision. Given its prevalence in scientific and news publications, it's best suited for neutral to formal registers. Remember to clearly define the parameters of the time window when using this phrase to prevent ambiguity. As Ludwig AI confirms, this phrase is a valuable tool for conveying specific temporal constraints.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
limited timeframe
Focuses on the restriction of time available, similar to "narrow time window".
short window of opportunity
Emphasizes the advantageous nature of acting within the limited time.
brief period
Highlights the brevity of the duration.
constrained interval
Stresses the imposed limitations on the time span.
tight timeframe
Highlights the limited flexibility within the available time.
critical period
Emphasizes the importance of the events happening within this time.
specific timeframe
Points out the defined and particular duration.
defined interval
Focuses on the well-established nature of the duration.
precise moment
Emphasizes the pinpoint accuracy required within that time.
time-sensitive period
Underscores the urgency and importance of acting within the stipulated duration.
FAQs
How can I use "narrow time window" in a sentence?
You can use "narrow time window" to describe a limited period during which something must occur. For example, "The treatment is only effective if administered within a "narrow time window" of 3 hours after the onset of symptoms."
What is an alternative to "narrow time window"?
Alternatives include "limited timeframe", "short window of opportunity", or "brief period", depending on the context.
What makes a time window "narrow"?
A time window is considered "narrow" when the duration is significantly limited, requiring precise timing and swift action. The definition is inherently relative and context-dependent.
In what fields is the term "narrow time window" commonly used?
The term is frequently used in scientific, medical, and engineering contexts, where precise timing is crucial for achieving desired outcomes. It is also seen in news reporting, particularly when covering events with rapidly unfolding developments.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested