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
it is in motion
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is in motion" is correct and usable in written English. You can use it to describe something that is currently moving or changing position. For example, "The car is in motion as it speeds down the highway." Alternative expressions include "it is moving" and "it is active."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
it is moving
it is progressing
it is underway
it is operating
it is functioning
it is advancing
it is evolving
it is in process
it is being reviewed
it is in the process of
it is in progress
it is ongoing
it is a work in progress
it is being developed
it is in the works
it is in the pipeline
it is being prepared
we are working on it
plans are underway
it is being processed
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
20 human-written examples
After inferring the continuous information, the State Evaluator agent estimates the current state of the node regarding its orientation and verifying whether it is in motion or stationary.
That is, the water is flat in (i) when it is in motion relative to its immediate surroundings — the inner sides of the bucket — but curved in (ii) when it is at rest relative to its immediate surroundings.
Science
It is in motion".
News & Media
For example, any given body has kinetic energy if it is in motion.
Encyclopedias
Its viscosity decreases with an increase in the speed of the fluid when it is in motion.
Encyclopedias
And when it is in motion, the sound of shifting gears and engine braking becomes that of a storm, never quite formed, its forming ceaseless, thunder dry, impotent.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
40 human-written examples
It's a heavily Pendergrass-inspired duet between Legend and Melanie Fiona with a guest rap by Common that always feels like it's in motion, its lyrics about as practical as they come.
News & Media
Sure, it's nothing new for Google to change its logo, but today's variation is particularly interesting because it's in motion.
News & Media
"It's kinetic, it's in motion.
News & Media
Only after it was in motion could I see what it was that I was doing".
News & Media
It conveys "the idea of flight frozen in time," she said, adding, "It looks like it's in motion".
News & Media
Expert writing Tips
Best practice
Use "it is in motion" when you want to emphasize the ongoing nature of an action or process, suggesting that it has already started and is continuing. This phrase is suitable for both literal and figurative contexts.
Common error
Avoid using "in motion" interchangeably with "on the move". "On the move" typically refers to something actively relocating or traveling, while "in motion" can also describe a process or state of change that doesn't necessarily involve physical movement.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is in motion" functions as a descriptive statement, indicating that a subject is currently moving or progressing. Ludwig examples showcase its use in various contexts, describing both physical movement and abstract processes. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
44%
Science
40%
Encyclopedias
6%
Less common in
Wiki
4%
Formal & Business
2%
Social Media
0%
Ludwig's WRAP-UP
In summary, "it is in motion" is a grammatically correct and commonly used phrase that describes something currently moving, progressing, or undergoing change. As Ludwig AI confirms, it's appropriate for both literal and figurative contexts, ranging from physical movement to ongoing processes. While similar phrases like "it is moving" and "it is underway" exist, "it is in motion" emphasizes the continuous nature of the action. Remember to differentiate its use from "on the move" to maintain clarity in your writing. With a neutral register and frequent occurrence in news and scientific sources, "it is in motion" is a versatile and reliable choice for expressing ongoing activity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it is moving
A more direct synonym, focusing on the act of physical movement.
it is progressing
Focuses on the advancement or development aspect of being in motion.
it is underway
Implies that something has started and is currently happening.
it is active
Emphasizes the state of being engaged or operational.
it is operating
Suggests a functional process that is currently running.
it is functioning
Highlights the working order of something.
it is flowing
Implies a continuous and smooth movement, often used for liquids or abstract concepts.
it is rolling
Suggests a continuous movement, often cyclical or repetitive.
it is advancing
Similar to progressing, but with a stronger sense of forward movement and overcoming obstacles.
it is evolving
Emphasizes gradual change and development over time.
FAQs
How can I use "it is in motion" in a sentence?
You can use "it is in motion" to describe something physically moving, like "The train "it is in motion"." It can also describe abstract concepts, like "The project "it is in motion" and progressing well".
What phrases are similar to "it is in motion"?
Similar phrases include "it is moving", "it is progressing", or "it is underway", each carrying a slightly different nuance of ongoing action or change.
Is it correct to say "it is in motion"?
Yes, "it is in motion" is grammatically correct and widely used. Ludwig AI confirms it appears in various reliable sources.
What is the difference between "it is in motion" and "it is moving"?
While both describe something not at rest, "it is in motion" can imply an ongoing process or plan, whereas "it is moving" typically refers to physical movement or relocation.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested