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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
By tonight
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "By tonight" is correct and usable in written English. You can use it to indicate a deadline or time frame that ends at or before the evening of the current day. Example: "Please submit your report by tonight." Alternative expressions include "By the end of the day" and "Before nightfall."
✓ Grammatically correct
News & Media
Alternative expressions(20)
by tonight
by the end of the day
before nightfall
by the evening
by the close of business today
Before the end of today
Before the day is over
Before nightfall
today
End of business today
close of business today
By the end of the day
Today's deadline
Before the day is out
eob today
Submit today
submit today
by the end of the day today
By the end of the day today
end of the day
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
58 human-written examples
By tonight she was more sober.
News & Media
By tonight, there had been no arrests.
News & Media
"By tonight, this conversation, it'll all be a dream".
News & Media
By tonight, the two camps had reversed places.
News & Media
By tonight, there were signs that Congressional Republicans were relenting.
News & Media
By tonight it will be covered with asphalt and rolled smooth.
News & Media
By tonight, 507 bodies had been recovered, and hundreds are still missing.
News & Media
By tonight I think we will have about 7,000 British citizens returned to the UK.
News & Media
By tonight or tomorrow morning, we should be close to normal there," Mr. Lott said.
News & Media
By tonight, more than half a million people had signed an online petition calling for the presenter to be reinstated.
News & Media
"By tonight," said Mr. Northway, "all that you see is green will be gone".
News & Media
Expert writing Tips
Best practice
Use "By tonight" to set a clear expectation for completing a task or reaching a state before the end of the current day. It is suitable for deadlines and plans.
Common error
Avoid using "By tonight" when you actually mean 'by the end of the week' or 'in the near future'. "By tonight" sets a same-day deadline, and misusing it can create confusion.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "By tonight" functions primarily as an adverbial phrase of time, specifying a deadline or a point in time before the end of the current day. As Ludwig AI confirms, it is widely used to indicate when something should be completed or will occur.
Frequent in
News & Media
98%
Formal & Business
1%
Science
1%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "By tonight" is a common and grammatically sound way to express a deadline or expectation for something to occur before the end of the current day. Ludwig AI confirms its widespread usage. Predominantly found in News & Media, the phrase maintains a neutral register, making it suitable for diverse contexts. Alternatives like "by the end of the day" or "before nightfall" can be used depending on the level of formality required. Ensure that "By tonight" is only used when a same-day deadline is intended to avoid confusion. The phrase's function is primarily adverbial, setting a clear expectation for when an event should take place.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
By the evening
A simpler and more direct synonym for "By tonight".
Before the end of today
Replaces 'tonight' with a more general reference to the current day's end, suitable for any context.
No later than tonight
Emphasizes the deadline aspect, making it clear that the action must occur on the same day.
By the close of business today
More formal, implies a deadline aligned with standard business hours.
Before the day is over
Similar to 'Before the end of today', but slightly more emphatic.
Before nightfall
Replaces 'tonight' with a more poetic or descriptive term, best used in less formal settings.
Sometime this evening
Indicates a less strict deadline, suggesting the action should occur during the evening but without firm commitment.
Prior to the night
A slightly more formal synonym for before tonight.
During the remaining hours of today
Formal and precise, suitable for business or academic contexts.
By the time night comes
Emphasizes the arrival of night as the defining end point.
FAQs
How can I use "By tonight" in a sentence?
You can use "By tonight" to indicate a deadline or expected outcome within the current day's evening, for example: "Please submit your application "by tonight"."
What phrases are similar to "By tonight"?
Alternatives include "by the end of the day", "before nightfall", or "by the evening", depending on the context and level of formality.
Is "By tonight" formal or informal?
"By tonight" is generally considered neutral and can be used in both formal and informal contexts. However, more formal alternatives like "by the close of business today" may be more suitable for professional settings.
What does "By tonight" mean?
"By tonight" means that something should be completed or will happen before the end of the current day's evening. It sets a clear timeframe for completion.
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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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested