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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
when it departs
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "when it departs" is correct and usable in written English.
You can use it to refer to the moment something leaves or goes away, often in contexts related to transportation or events. Example: "Make sure to arrive at the station on time, as the train will leave promptly when it departs."
✓ Grammatically correct
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
16 human-written examples
But when it departs on its first test flight — as early as Tuesday — the Heavy, with its three boosters and 27 engines, will be the most powerful working rocket out there today, by a factor of two.
News & Media
But the Court cannot be right when it departs from those principles without benefit of argument in a matter of such importance.
Academia
The UK premiere of Pound's Le Testament de Villon (1926) brought to mind Pound's own words: "music begins to atrophy when it departs too far from the dance".
News & Media
These center on how long such a heavy military presence can be sustained on urban streets, and what happens when it departs.
News & Media
Miliband's push has attracted cross-party support from MPs alarmed at May's indication that the UK is likely to leave the EU's single market when it departs the bloc.
News & Media
The Jules Verne is to spend about four months docked to the station, with astronauts removing its cargo and depositing tons of waste material that will burn up in the atmosphere with the spacecraft when it departs.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
Because of a lottery system used by Northern Alliance officials, his crew was not allowed to board the helicopter with him when it departed for Afghanistan from Dushanbe, Tajikistan.
News & Media
Police wouldn't allow the march to come near the synagogue, and Trump's motorcade took a different route when it departed for a hospital, where the president visited police officers wounded in the shooting.
News & Media
Alan Hicks, a spokesman for the Port Authority of New York and New Jersey, which is in charge of major shipping operations in the New York harbor, said last night that it could not be determined when or if the ship docked in New York or when it departed.
News & Media
As I was imagining who else I could toss in, Emmett was the first person that occurred to me, and I was immediately more interested in writing about him than in coming up with other new characters and this is the moment that my draft started to become a story, when it departed from the model that had enabled me to begin writing it.
News & Media
Again, John Maynard Keynes – an admirer of Malthus who believed economics took a wrong turn when it departed from his work – suggested in his famous essay on "Economic Possibilities for Our Grandchildren" (1930) that more than enough wealth could be produced to satisfy human needs, but only if human numbers were stabilised by humane methods of birth control.
News & Media
Expert writing Tips
Best practice
Use "when it departs" to clearly indicate a specific moment or condition related to something leaving. It is suitable for describing scheduled departures or the end of a process.
Common error
Avoid using "when it departs" interchangeably with phrases that imply a continuous action or state. "While it is departing" suggests an ongoing process, whereas "when it departs" indicates a specific point in time.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "when it departs" functions as an adverbial clause of time, modifying the main clause by specifying when an action or event occurs. Ludwig confirms that it is a valid and commonly used phrase.
Frequent in
News & Media
62%
Science
21%
Wiki
17%
Less common in
Academia
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "when it departs" serves as a temporal marker, precisely pinpointing the moment of departure in relation to another event. As Ludwig AI confirms, this phrase is grammatically sound and frequently employed, particularly in news, science, and wiki contexts. Its neutral tone and varied application make it a valuable tool for clear and effective communication. For alternative expressions, consider phrases like "upon its departure" or "as it leaves" to enrich your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the moment it departs
Adds emphasis to the exact time of departure.
upon its departure
Formal alternative emphasizing the moment of leaving.
once it has left
Focuses on the state after leaving.
as soon as it departs
Implies immediacy related to the departure.
as it leaves
Simple alternative focusing on the action of leaving.
after its departure
Highlights the period following the departure.
at its exit
Emphasizes the act of exiting or leaving a place.
on its way out
Informal, suggesting the process of leaving.
when it is gone
Focuses on the state of being absent.
when it goes
Simple and direct alternative.
FAQs
How to use "when it departs" in a sentence?
Use "when it departs" to refer to a specific time or condition related to something leaving, such as "Ensure all passengers are onboard when it departs."
What can I say instead of "when it departs"?
You can use alternatives like "upon its departure", "as it leaves", or "at its exit" depending on the context.
Which is correct, "when it departs" or "while it is departing"?
"When it departs" refers to a specific moment, while "while it is departing" suggests an ongoing process. Choose the phrase that accurately reflects the intended meaning.
What's the difference between "when it departs" and "after it departs"?
"When it departs" indicates the exact moment of departure, whereas "after it departs" refers to the period following the departure.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested