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
at mission
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at mission" is not correct and does not convey a clear meaning in written English.
It may be intended to refer to being engaged in a specific mission or task, but it lacks clarity and context. Example: "The team is currently at mission, focusing on their objectives for the day."
⚠ May contain grammatical issues
News & Media
Science
Wiki
Alternative expressions(4)
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
30 human-written examples
(At mission control at NASA's Jet Propulsion Laboratory in Pasadena, it was late on Aug. 5).
News & Media
About 14 minutes later, the fate of Curiosity may be known at mission control.
News & Media
The people at mission control are among the employees deemed essential.
News & Media
At Mission San Jose, in Northern California, there will be twenty-three.
News & Media
The fortress at Mission and 14th Streets was built in 1912 for the local National Guard.
News & Media
DUCKS EATERY At Mission Chinese Food, the pig's ears are velvety and gelatinized.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
29 human-written examples
In fact he died peacefully at Mission Viejo in 1913, at the age of 84.
News & Media
Msgr. Maurice M. McCormick performed the ceremony at Mission San Francisco de Asis.
News & Media
Already at Mission Canyon, greenery is sprouting from the bases of burned-out trees.
News & Media
Alarms sound in the lunar module cockpit and at Mission Control.
News & Media
After leaving the DNA lounge a group of us went for dinner at Mission Street Food.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "at mission" in formal writing. Opt for more precise and grammatically correct alternatives such as "on a mission" or "during the mission" to ensure clarity.
Common error
Don't use "at mission" to indicate a location. Instead, specify the exact location such as "at mission control" or "at the mission site". This provides better context and avoids ambiguity.
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at mission" functions primarily as a prepositional phrase, though its usage is often grammatically questionable. It attempts to indicate location or activity related to a mission. Ludwig suggests that it is not correct. While it appears in various contexts, clearer alternatives exist.
Frequent in
News & Media
47%
Wiki
21%
Science
18%
Less common in
Formal & Business
3%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, while the phrase "at mission" appears in various sources, Ludwig AI identifies it as grammatically incorrect and lacking clarity. Its intended purpose is to indicate involvement or activity within a mission context, but more precise and grammatically sound alternatives, such as "on a mission" or "during the mission", are recommended. The phrase appears most frequently in news and media contexts, but its informal usage suggests caution in professional or academic writing. As Ludwig AI underlines, clarity and grammatical correctness are paramount in effective communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
on a mission
This alternative specifies that someone is actively engaged in a task or objective.
during the mission
This phrase indicates a specific timeframe within the mission's duration.
involved in the mission
This suggests participation or engagement in the mission's activities.
assigned to the mission
This indicates that someone has been specifically designated to participate in the mission.
tasked with the mission
This highlights the responsibility given to someone to carry out the mission.
working on the mission
This focuses on the effort being put into the mission.
supporting the mission
This emphasizes providing assistance or resources to aid the mission.
dedicated to the mission
This highlights a strong commitment and focus on achieving the mission's goals.
in support of the mission
This indicates providing help or resources to facilitate the mission's success.
contributing to the mission
This suggests actively participating in the mission's objectives and outcomes.
FAQs
How can I use "on a mission" instead of "at mission"?
Instead of saying "The team is at mission", say "The team is "on a mission"" to convey that they are actively working towards a specific goal.
What's the correct way to refer to activities happening during a mission?
Use "during the mission" to accurately describe activities occurring within a mission's timeframe. For example, say "The experiment was conducted "during the mission"" instead of "at mission".
How do I express involvement in a mission correctly?
To express involvement, use phrases like "involved in the mission" or "participating in the mission". This is more grammatically sound than using "at mission".
Is "at mission" considered grammatically correct?
No, "at mission" is generally considered grammatically incorrect. It lacks clarity and is not a standard English phrase. Alternatives like ""on a mission"" or ""during the mission"" are more appropriate.
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
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested