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
a timeline on when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a timeline on when" is correct and usable in written English.
You can use it when you want to refer to a specific timeline of events or processes that are arranged chronologically. For example: Our team created a timeline on when each stage of the project needs to be completed in order to stay on schedule.
✓ Grammatically correct
News & Media
Tech
General
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
14 human-written examples
We don't have a timeline on when it will be delivered Congress and we don't discuss plans that have not been delivered," said Cmdr Gary Ross, a spokesman.
News & Media
New Carlton coach Brendon Bolton has outlined his blueprint for success at the AFL club but has refused to put a timeline on when that will be achieved.
News & Media
The chief executive did not offer a timeline on when to expect the new button in action – or confirm what it would be called.
News & Media
"I do not have a timeline on when particular detainees will be transferred from Guantánamo," Commander Gary Ross, a Defense Department spokesman, said in a statement.
News & Media
The investigators declined to put a timeline on when the inquiry will be completed, but said the scope of potential criminal charges that may be considered include misconduct in office and involuntary manslaughter.
News & Media
Walmart declined to give a timeline on when it might have news about the prospective investors.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
45 human-written examples
For example, the site lets people share their progress on a goal, create a timeline of when they want it to be fulfilled or post their experiences once they complete something.
News & Media
Jay Walsh, a spokesman for the Wikimedia Foundation, which operates Wikipedia, said the organization did not yet have a fixed timeline on when the new approval system would begin.
News & Media
GM today announced a strategy to eventually deliver a zero emission product line across all its segments, though it didn't put a specific timeline on when it would achieve that goal.
News & Media
Android users, Pebble promises you don't have to wait long – they haven't put a specific timeline on when the appstore makes it to Google's mobile OS, but it should arrive "very, very soon" according to the company.
News & Media
Mann didn't offer up a firm timeline on when the feature would find its way into the app, though he was quick to assure us that it would be in place by the time autumn rolls around.
News & Media
Expert writing Tips
Best practice
When using "a timeline on when", ensure that the context clearly indicates what events or milestones the timeline refers to. This provides clarity and avoids ambiguity.
Common error
Avoid using "a timeline on when" when a simple date or deadline is sufficient. A timeline implies a sequence of events, not just a single point in time.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a timeline on when" functions as a noun phrase that specifies a chronological sequence of events or planned occurrences. It describes a schedule or plan for when specific milestones are expected to happen. Ludwig AI confirms that the phrase is grammatically correct and suitable for use.
Frequent in
News & Media
60%
Tech
20%
Wiki
10%
Less common in
Formal & Business
5%
Science
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, "a timeline on when" is a grammatically correct phrase used to describe a schedule or plan specifying the timing of events. While Ludwig identifies it as grammatically sound, it is most frequently encountered in news and technology contexts. Related phrases include "a schedule for when" and "a timeframe for when". Ensure clarity by explicitly stating the events the timeline refers to, and avoid using it when a single date is sufficient. Ludwig's analysis confirms its utility and proper usage.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a schedule for when
Replaces 'timeline' with 'schedule', focusing on planned times.
a timeframe for when
Substitutes 'timeline' with 'timeframe', emphasizing a period.
a schedule of when
Similar to 'a schedule for when', but uses 'of' to connect the nouns.
a plan for when
Replaces 'timeline' with 'plan', highlighting intended actions.
a calendar for when
Replaces 'timeline' with 'calendar', uses a planning perspective.
an itinerary for when
Substitutes 'timeline' with 'itinerary', for a detailed plan of a journey.
a chronology of when
Replaces 'timeline' with 'chronology', focusing on sequential order.
the timing of when
Focuses on specific points in time rather than a sequence.
the sequence for when
Emphasizes the order of events regarding time.
a program for when
Swaps 'timeline' with 'program', focusing on structured activities.
FAQs
How can I use "a timeline on when" in a sentence?
You can use "a timeline on when" to describe a sequence of events and their planned occurrences. For example, "The project manager created a timeline on when each task should be completed".
What are some alternatives to "a timeline on when"?
Alternatives include "a schedule for when", "a timeframe for when", or "a plan for when", depending on the desired emphasis.
Is it better to use "timeline of when" or "timeline on when"?
"Timeline of when" and "timeline on when" are both acceptable, although "timeline of when" is slightly more common. Both are used to describe the sequencing of events.
What does it mean if someone says there is no "timeline on when" something will happen?
If someone says there's no "timeline on when" something will happen, it means there's no set schedule or plan with specific dates or timeframes for the event in question.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested