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
will by then be
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "will by then be" is correct and usable in written English.
It can be used to indicate a future state or condition that will exist at a specific time in the future. Example: "By the time the project is completed, the team will by then be ready to present their findings."
✓ Grammatically correct
News & Media
Academia
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
23 human-written examples
It will by then be impossible, under world trade rules, to subsidise their export.
News & Media
All in all, the Treasury will by then be getting £1.4 billion more in revenue.
News & Media
He is not in good health and will by then be in his 80th year.
News & Media
Parliament will by then be clogged up with other Brexit bills, all of them contentious.
News & Media
The coconut milk will by then be quite thick and, of course, much reduced.
News & Media
But, since the average age of players has already reached 30, the victims will by then be 50-year-olds.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
37 human-written examples
Will it, by then, be too late to make any difference?
News & Media
Whether a peace settlement and its consequences will be discernible by then is another matter.
News & Media
Whether prospective tenants will be lined up by then is something Golden could not answer.
News & Media
The scheme will be run by councils, who will then be reimbursed by central government.
News & Media
Funds generated by the fee will then be used by the city to build affordable projects.
News & Media
Expert writing Tips
Best practice
Use "will by then be" to clearly indicate that a certain state or condition will exist at a specific point in the future. This helps in setting expectations and providing context to your writing.
Common error
Avoid using "will by then be" when referring to past events. This phrase is exclusively for future contexts. Using it otherwise creates a confusing and grammatically incorrect sentence.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "will by then be" functions as a future time marker. It indicates that a certain state or condition is expected to exist at a particular point in the future. As confirmed by Ludwig, this usage is grammatically correct and commonly found in various contexts.
Frequent in
News & Media
60%
Academia
20%
Formal & Business
5%
Less common in
Science
5%
Wiki
5%
Reference
0%
Ludwig's WRAP-UP
The phrase "will by then be" serves as a clear indicator of a future state at a specific time. As Ludwig AI confirms, this phrase is grammatically correct. Though moderately common, its usage effectively adds temporal context to statements, particularly in news and media, and academic writing. To enhance clarity, consider context-specific alternatives like "will at that point be" or "will subsequently be". Remember to use it correctly in future contexts to avoid grammatical errors.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
will at that point be
Replaces 'by then' with 'at that point', maintaining the focus on a specific time in the future.
will in the interim be
Substitutes 'by then' with 'in the interim', highlighting the state during the intervening period.
will subsequently be
Replaces 'by then' with 'subsequently', emphasizing the sequence of events.
will eventually be
Uses 'eventually' instead of 'by then', indicating a state reached over a longer, unspecified time.
will in due course be
Employs 'in due course' for 'by then', suggesting a natural or expected progression to the future state.
will at a later stage be
Replaces 'by then' with 'at a later stage', specifying a point further in the future.
will in the future be
Uses 'in the future' instead of 'by then', generally indicating a future time without being too specific.
will sometime be
Replaces 'by then' with 'sometime', presenting a more indefinite timing of the future state.
will after that be
Uses 'after that' instead of 'by then', pointing to a future state following a specific event.
will later be
Shortens the phrase to 'later', offering a simpler way to express a future state.
FAQs
How can I use "will by then be" in a sentence?
Use "will by then be" to describe a future state that will exist at a specified time. For example, "The project "will by then be" completed, and we can start testing."
What are some alternatives to "will by then be"?
Alternatives include phrases like "will at that point be", "will subsequently be", or "will eventually be", each offering a slightly different nuance.
Is it correct to use "will by then be" in formal writing?
Yes, "will by then be" is suitable for formal writing as it clearly indicates a future state at a specific time. Its usage is grammatically correct and widely accepted in various contexts.
What's the difference between "will by then be" and "will then be"?
While both phrases indicate future occurrences, "will by then be" specifies a particular time in the future when the state will exist, whereas "will then be" simply indicates a sequence of events without the same emphasis on a specific future deadline.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested