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
completion of activity
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "completion of activity" is correct and usable in written English.
It can be used in contexts where you are referring to the finalization or conclusion of a specific task or action. Example: "The completion of activity is essential for the project to move forward."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
order of activity
line of work
termination of activity
area of focus
period of activity
purpose of activity
course of action
completion of implementation
line of activity
field of endeavor
line of occupation
name of activity
set of activities
task completion
cessation of activity
fields of activity
scope of work
program of action
completion of production
sphere of activity
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
1 human-written examples
Possibly, specific aspects of our study design have obscured a significant relationship: Accelerometry was performed within a given period of three weeks before or after assessment of HRQoL, while anthropometry, pulmonary function assessment, exercise testing, and completion of activity and quality of life questionnaires were all done on the same day.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
We have found poor fidelity, deficiency in the timelines for the completion of activities, and lack of actors' active engagement in the process.
Science
In addition, where the 2002 assessment included a prediction by other agencies that Iraq could develop a nuclear weapon within a decade, the State Department bureau said pointedly that it was unwilling to "project a timeline for the completion of activities it does not now see happening".
News & Media
In order to identify the set of risk events and their causal chains, scenarios relevant to the requirements are then modelled and perpetrator scripts developed using an action model that makes the sub-activities explicit, e.g. decision, initiation and completion of activities.
Science
Following the completion of activities in Lunar orbit, the Agena would have been fired again for trans-Earth injection.
Wiki
The changes in cognition caused by dementia makes the completion of activities of daily living (ADL), such as toileting and handwashing, increasingly difficult as symptoms become more severe.
Science
Presented methodology can also find use in rehabilitation of upper extremities in the form of augmented reality system [ 44] and automated assessment of the rehabilitation process [ 45], as part of an intelligent environment that can support and guide older adults with dementia during completion of activities of daily living [ 46], or for automatic control of a prosthetic hand [ 21– 23].
Activity levels were further monitored at the completion of each activity bout using the Borg RPE scale.
Science
Questions like, "Are the results achieved from this activity worth my effort?" or "Is the successful completion of this activity going to have a long-term positive impact on my life?" can help us gauge our expectations for potential long-term benefit from any activity.
News & Media
In all cases, except while the subject was in the room adjacent to the operating shower (i.e., secondary shower exposure activity), breath samples were collected 5 min after completion of the activity.
Accelerometers have been chosen as a measure of physical activity because they allow measurement of free living physical activity, avoid the need for whole-room calorimetry and are more accurate than the completion of physical activity questionnaires.
Science
Expert writing Tips
Best practice
When writing project reports or instructions, use "completion of activity" to clearly indicate when a step or task has been finalized. This reduces ambiguity and helps track progress.
Common error
Ensure you differentiate between the start and the "completion of activity". Misusing these terms can lead to misunderstanding of project timelines and task management.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "completion of activity" functions as a noun phrase, typically serving as the subject or object of a sentence. It signifies the state or event of an activity being finished. Ludwig's examples show its use in various contexts, from describing project milestones to assessing daily living tasks.
Frequent in
Science
50%
Formal & Business
25%
News & Media
25%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "completion of activity" is a grammatically correct noun phrase used to indicate the successful finishing of a task or process. While Ludwig identifies the phrase as correct, it notes that its frequency is uncommon. It finds its primary contexts in scientific, formal and business communications. When writing, ensure clarity by differentiating it from the start of activity and considering concise alternatives like "activity completion". The examples highlight its role in project management, healthcare, and daily routines, confirming its appropriateness for diverse formal contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
activity completion
Reverses the order of the words. It's a more concise alternative.
task completion
Substitutes "activity" with "task", which is very close in meaning.
finishing the activity
Uses a verb form ("finishing") instead of the noun "completion".
conclusion of the activity
Replaces "completion" with "conclusion", indicating the end point.
accomplishing the activity
Focuses on the successful achievement of the activity.
execution of the activity
Shifts the focus to carrying out and finishing the activity.
end of the activity
A more direct way of indicating the activity's termination.
termination of the activity
Emphasizes the formal ending or cessation of the activity.
fulfillment of the activity
Highlights the successful meeting of the activity's requirements.
the activity's culmination
More formal and emphasizes the activity reaching its final, fully developed stage.
FAQs
How can I use "completion of activity" in a sentence?
You can use "completion of activity" to indicate that a task or process has been successfully finished. For example, "The project manager confirmed the "completion of activity" before moving to the next phase."
What are some alternatives to "completion of activity"?
Alternatives include "task completion", "finishing the activity", or "end of the activity". The best choice depends on the specific context and desired level of formality.
Is it better to say "activity completion" or "completion of activity"?
Both phrases are grammatically correct, but "activity completion" is more concise. "Completion of activity" might be preferred in more formal writing, while "activity completion" works well in less formal contexts.
What does "completion of activity" mean in project management?
In project management, "completion of activity" signifies that a specific task within the project has been successfully executed and all required deliverables are finalized. This milestone is crucial for tracking progress and ensuring timely project delivery.
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
4.1/5
Expert rating
Real-world application tested