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
as it leaves
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as it leaves" is correct and usable in written English.
It can be used to describe an action or state occurring at the moment something departs or exits. Example: "The train whistled loudly as it leaves the station, signaling its imminent departure."
✓ Grammatically correct
News & Media
Science
Wiki
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
59 human-written examples
Philae will take a picture of Rosetta as it leaves its "parent".
News & Media
But is the company losing its touch as it leaves the cowpatch?
News & Media
The UK government has said it will not pay this amount but will settle its "obligations" as it leaves.
News & Media
But it seems unnecessarily obscure, which reduces its appeal even as it leaves one looking forward to future developments.
News & Media
This is a sentence that trails its fingers on the edge of the set as it leaves the stage.
News & Media
Be on time as it leaves sharpish!
News & Media
As soon as it leaves the kitchen, it's changing.
News & Media
The model is designed to determine the speed of the vehicle as it leaves the road.
Science
The vein is attached to the aorta above as it leaves the left ventricle.
Encyclopedias
It is then coated with a resin -- a form of glue -- as it leaves the machine.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
This one supports La Loma Road as it leaves Pasadena heading west toward Eagle Rock.
News & Media
Expert writing Tips
Best practice
Use "as it leaves" to clearly indicate a moment of transition or departure, ensuring the timing of events is well understood by the reader.
Common error
Avoid using "as it leaves" in overly complex sentences where the meaning becomes convoluted. Simpler constructions can often improve clarity and readability.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as it leaves" functions as a subordinating conjunction, introducing a clause that describes the timing or circumstances surrounding an action. Ludwig provides numerous examples where this phrase connects the action of something departing with another concurrent event.
Frequent in
News & Media
40%
Wiki
25%
Science
15%
Less common in
Encyclopedias
5%
Formal & Business
5%
Academia
5%
Ludwig's WRAP-UP
In summary, the phrase "as it leaves" is a versatile subordinating conjunction commonly used to provide temporal context, describing events happening concurrently with something's departure. As noted by Ludwig, the phrase is grammatically correct and applicable across various registers, though most frequently encountered in news and media. For alternative phrasing, consider "when it departs" or "upon its exit". While generally safe to use, avoid overuse in overly complex sentences to maintain clarity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
when it departs
This alternative replaces "leaves" with "departs", focusing on a more formal exit.
when it exits
Using "exits" instead of "leaves" emphasizes the act of going out of a place or situation.
in its departure
This phrase uses a noun form, shifting the focus to the moment of departing.
upon its exit
Similar to "in its departure", but uses "exit", stressing the action of leaving.
at the point of departure
This alternative is more specific, pinpointing the exact moment something leaves.
as it goes away
Replaces "leaves" with a more general phrase, suitable for less formal contexts.
during its passing
Focuses on the action of moving past a certain point or place.
while it's going out
This option uses a more descriptive and less formal expression.
just after it's gone
Shifts the perspective slightly to the period immediately following the departure.
subsequent to its exit
Implies a time frame immediately after the action of something leaving.
FAQs
How can I use "as it leaves" in a sentence?
Use "as it leaves" to describe an action or state that occurs simultaneously with something's departure. For example, "The bird sang as it leaves its nest".
What are some alternatives to "as it leaves"?
You can use alternatives like "when it departs", "upon its exit", or "at the point of departure" depending on the level of formality and the specific context.
Is "as it leaves" formal or informal?
"As it leaves" is generally considered neutral and can be used in both formal and informal contexts. However, more formal options like "upon its exit" may be preferred in academic or professional writing.
What's the difference between "as it leaves" and "after it leaves"?
"As it leaves" indicates simultaneous action, whereas "after it leaves" implies a sequence where one event follows the other. "As it leaves" focuses on the moment of departure, while "after it leaves" focuses on the subsequent state.
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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested