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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
till completion
Grammar usage guide and real-world examplesUSAGE SUMMARY
'till completion' is correct and usable in written English.
You can use it to refer to the completion of a task, project, or activity. For example: "We need to work on this project 'till completion."
✓ Grammatically correct
Science
News & Media
Formal & Business
Wiki
Alternative expressions(20)
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
during the previous years
it is important to remember
to avoid disruption
not yet completed
in accordance with direction from
a couple of books before
if not soon
as excellent as
in a flash
as instructed by the directive
as tall as
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
17 human-written examples
The reaction was processed for about 2 3 hours till completion, indicated by TLC [23].
Science
If a worker is assigned to a task, he/she works on this task from its start till completion.
Sample location is written on the bottle and suitable preservatives were added for storage till completion of quantitative chemical analysis.
Science
In 1C115-HT serotonergic and 1C11NE noradrenergic differentiating cells, phosphatase activity levels kept increasing during the time course of both neuronal differentiation programs, till completion (day 4 for 1C115-HT andayay 12 for 1C11NE cells).
Science
We would like to thank all the staffs of Armauer Hansen Research Institute (AHRI) and St. Peter's TB Specialized Hospital, Addis Ababa, Ethiopia, for their unreserved support and special thanks goes to Dr. Howard Engers, the director of AHRI who have been giving magnificent advises and comments starting from the inception till completion of the study.
Science
This support is maintained till completion of the training.
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
Fresh reducing agent was not needed till the completion of four cycles, but subsequent cycles required fresh BH4 -.
Science
Briefly after two weeks of DEN administration, PB were administered (0.05% in basal diet) to all the DEN-treated rats and continued till the completion of the experiment.
Science
As Fig. 1a illustrates, this is equivalent to delaying the execution of any operation in (T_2) till the completion of its corresponding conflicting operation in (T_1).
Science
The management of craniofacial FD includes a "wait and see" policy till the completion of the facial skeletal growth and surgery is performed in cases of persistent or increasing facial deformity (Fig. 1).
Science
Plants treated with foliar spray of vermiwash and vermicompost were consistently been observed to have shorter height and sturdier basal area than the plants treated with 40 or 60% vermicompost till the completion of the study in both the varieties.
Expert writing Tips
Best practice
Use "till completion" when you want to emphasize the continuation of an action or process right up to its very end. It often implies dedication or persistence in achieving a goal.
Common error
While "till" and "until" are often used interchangeably, "until" is generally considered more formal. In formal writing, it's safer to use "until completion" rather than "till completion".
Source & Trust
84%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "till completion" functions as an adverbial phrase, modifying a verb by specifying the duration of an action. It indicates that something continues up to the point of being finished, as confirmed by Ludwig AI.
Frequent in
Science
50%
News & Media
20%
Formal & Business
15%
Less common in
Wiki
15%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "till completion" is a grammatically correct and commonly used expression that describes the duration of an action or process, indicating it continues until it is finished. Ludwig AI confirms its validity and usability. While interchangeable with "until completion", it is slightly less formal. Its frequency is common, appearing often in scientific and news contexts. When writing, consider the level of formality required and choose "until" for more formal contexts. Alternatives include phrases like "until finished" or "up to the end".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
until finished
Replaces "completion" with "finished", focusing on the state of being done.
up to the end
Uses a more general term "end" instead of the specific "completion".
until the end
Similar to 'up to the end', but emphasizing a fixed final point.
throughout the entire duration
More verbose, stressing the continuous nature of the action throughout the whole period.
until the task is done
Specifies "task" making it context specific, more concrete compared to 'completion'.
until the process concludes
Substitutes 'completion' with 'concludes', which is more formal.
until the project is finalized
Replaces 'completion' with 'finalized', emphasizing the final stage of a project.
through to the finish
Idiomatic expression indicating perseverance until the end.
until fulfillment
More formal and emphasizes the act of fulfilling or achieving something.
until consummation
The most formal alternative, implying a final and decisive act of completion.
FAQs
What does "till completion" mean?
"Till completion" means continuing an action or process up to the point where it is finished or completed.
Is it better to use "till" or "until"?
While "till" and "until" are interchangeable in many contexts, "until" is generally considered more formal. For academic or business writing, "until" is often preferred. In informal contexts, "till" is acceptable.
Are there synonyms for "till completion"?
Yes, you can use phrases like "until finished", "up to the end", or "until the end" as alternatives to "till completion".
How can I use "till completion" in a sentence?
You can use "till completion" to describe how long an action will last: "The reaction was processed for about 2–3 hours "till completion", indicated by TLC."
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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
84%
Authority and reliability
4.4/5
Expert rating
Real-world application tested