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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
four sequential times
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "four sequential times" is correct and usable in written English.
It can be used to describe an event or action that occurs four times in a row or in a specific order. Example: "The experiment was conducted four sequential times to ensure the accuracy of the results."
✓ Grammatically correct
Science
Alternative expressions(20)
three sequential times
four consecutive times
four successive times
four times in a row
four straight times
four times in a span
four times in a series
four days in a row
four polls in a row
four seasons in a row
four years in a row
four times in a halting
four wins in a row
four times in a year
four times in a career
on four successive occasions
four times in a month
four birdies in a row
four times in a page
four times in a couple
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Through analytic manipulation, the split semi-implicit method breaks the full matrix time advance into four sequential time advances, each involving smaller matrices.
Also shown is the overlay of the two-dimensional projection of filaments (g,h) in four sequential time windows following cessation of shear flow (time average 45 s each).The dotted white lines indicate the confining tube for the first 45 s following cessation of shear flow.
Science & Research
Upon the completion of staining, the arrays were washed three sequential times in fresh 1 × TNT (1 M Tris-HCL, pH 7.6, 5 M NaCl, Tween-20, and milli-Q water) and then washed two final times in fresh solutions of 0.05% Tween-20 and 0.1 × SSC with gentle agitation.
Science
Various hemodynamic parameters were measured using direct pressure signals and continuous arterial waveform analysis at three sequential time points: before, during and after hyperoxia.
Science
All measurements were performed with patients in supine position at three sequential time points: pre-intervention, during intervention and post-intervention.
Science
Only transcripts that were assigned to a present call at two sequential time points in at least one time series were retained for further analysis.
Science
We used treatment as a fixed effect and introduced an error term for the two sequential time-points when each population was sampled.
Science
Particles with similar XY coordinates (XY distance was less than the radius of the smaller of the two particles) present in at least two sequential time points were classified as a single object.
Science
Five sequential time points were chosen for testing: days 1 (24 hours after seeding), 3, 5, 7 and 9.
Science
Thus each mode represented the sign of the rate of expression change between two sequential time points.
Science
We fit the model separately to all patients who had not yet experienced an event during each of these three sequential time periods.
Science
Expert writing Tips
Best practice
When describing experiments or procedures, use "four sequential times" to clearly indicate that a process was repeated multiple times in direct succession.
Common error
Avoid using "four sequential times" when the order or succession of the events is not important. If the order doesn't matter, simply state that something happened 'four times'.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "four sequential times" functions as an adverbial phrase modifying a verb. According to Ludwig, it specifies the number of times and the manner in which something is done, indicating a repetitive action performed in a row.
Frequent in
Science
100%
Less common in
News & Media
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "four sequential times" is a grammatically correct but rarely used adverbial phrase that specifies that an action is performed four times in direct succession. According to Ludwig, its primary function is to add precision, particularly in scientific and formal contexts. It is crucial to use the phrase when the order of events matters; otherwise, "four times" may be sufficient. Alternatives such as "four consecutive times" or "four successive times" offer a more formal tone.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
four consecutive times
Emphasizes the unbroken sequence of the events.
four successive times
Highlights the following nature of the events, each one coming after the other.
four times in a row
Uses a more informal and direct way to convey the continuous repetition.
four straight times
Informal expression denoting consecutive occurrences.
four repeated instances
Focuses on the repetition of the event rather than the sequence.
four recurring instances
Suggests that the events are appearing or happening again.
four events occurring in succession
Rephrases to emphasize the occurrence of multiple events sequentially.
four serial occurrences
Highlights that the occurrences are part of a series or sequence.
on four separate occasions one after the other
Expands the phrase to clarify the separation and sequence of the events.
four phased instances
Implies that the instances are steps in a structured process.
FAQs
How can I use "four sequential times" in a sentence?
You can use "four sequential times" to describe a process or experiment that is repeated in direct succession. For example, "The experiment was conducted four sequential times to ensure the accuracy of the results."
What's a more formal way to say "four sequential times"?
Alternatives like "four consecutive times" or "four successive times" offer a more formal tone. Both phrases emphasize the unbroken order of events.
When is it appropriate to use "four sequential times" versus "four times"?
"Four sequential times" is appropriate when the order of events is crucial. If the order is not important, "four times" is sufficient. For example, washing something "three sequential times" implies a specific, ordered cleaning process.
Can I use "four sequential times" to describe non-numerical events?
While technically grammatically sound, "four sequential times" is typically used when referring to actions or processes that are easily quantifiable or repeatable. For more abstract concepts, other phrasing may be clearer.
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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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested