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
is substituted by
Grammar usage guide and real-world examplesUSAGE SUMMARY
"is substituted by" is a correct and usable phrase in written English.
You can use it when you want to express that one thing is being replaced by another. For example: "This old technology is substituted by more advanced systems."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
is complimented by
is supported by
gives way to
is taken over by
is displaced by
has been superseded
is superceded by
has been removed
is supplemented by
takes the place of
is followed by
is succeeded by
being replaced by
is accompanied by
be replaced by
has been replaced
is persuaded by
has been placed
has been relocated
is overridden by
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
60 human-written examples
Thus for the scheduler (8) is substituted by.
In addition, when N is substituted by S or Ser, the transition probabilities decrease; they increase, however, when H is substituted by Cl or Br.
Science
Therefore, most CHO compounds can also be calculated when oxygen is substituted by an NH group.
Science
Subsequently, the reduced compensation risk is substituted by other forms of risk such as investment risk.
Science
where constraint (13) in O 2 is substituted by (22) in this optimization problem.
For the doped BNT, one B atom is substituted by another atom in the supercell.
Hence, G t in Equation 2 is substituted by the directional gain according to [30]: (3).
Thus, the sequence of remeasurements in time (longitudinal study) is substituted by simultaneous measurements in space.
Science
Item 1 is substituted by item 2 (t 1 < t 2).
An outlier (a salt or pepper noise pixel) is substituted by.
To be clearer, δ is substituted by D which represents the combined deformation.
Science
Expert writing Tips
Best practice
Use "is substituted by" when you want to emphasize that one thing is actively being replaced by another, often in a technical or scientific context.
Common error
Avoid using "is substituted by" interchangeably with "is replaced by" in contexts where the nuance of the original item being actively replaced is important. "Is substituted by" often implies a more deliberate or engineered change.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is substituted by" functions as a passive construction, indicating that a subject undergoes a replacement performed by another element. Ludwig AI confirms its grammatical correctness and frequent use in various contexts.
Frequent in
Science
86%
News & Media
7%
Formal & Business
7%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "is substituted by" is a grammatically sound and frequently employed phrase, particularly within scientific and technical domains. As Ludwig AI confirms, it serves to denote the replacement of one element with another. While similar to "is replaced by", it often implies a more intentional or precise substitution. When writing, remember that its formality makes it less suitable for informal contexts. By understanding its proper usage and potential synonyms, you can ensure clarity and accuracy in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is replaced by
Uses 'replaced' instead of 'substituted', a more common synonym.
is superseded by
Suggests a more formal or official replacement.
is exchanged for
Implies a mutual giving and receiving in the substitution.
is swapped with
Suggests a more informal or quick exchange.
is displaced by
Implies a removal or pushing aside of the original element.
is overridden by
Suggests a higher priority replacement.
gives way to
A more idiomatic expression for replacement.
is supplanted by
Suggests a gradual replacement, often by something better.
is converted to
Implies a transformation during the substitution process.
is transformed into
Highlights the change in form or nature during substitution.
FAQs
How can I use "is substituted by" in a sentence?
Use "is substituted by" to indicate that one element or component is being replaced by another. For example, "In this experiment, the traditional catalyst is substituted by a more efficient enzyme".
What's the difference between "is substituted by" and "is replaced by"?
While similar, "is substituted by" often implies a more precise or intentional replacement, especially in technical contexts. "Is replaced by" is a more general term for something taking the place of another.
What are some synonyms for "is substituted by"?
Synonyms include "is replaced by", "is superseded by", or "is exchanged for". The best choice depends on the specific context and the nuance you want to convey.
Is "is substituted by" formal or informal?
"Is substituted by" tends to be more formal and is frequently used in scientific and technical writing. In more casual contexts, phrases like "is swapped with" or "gives way to" might be more appropriate.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested