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
a derivative thereof
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a derivative thereof" is correct and usable in written English.
It can be used in contexts where you want to refer to something that is derived from or related to a previously mentioned concept or item. Example: "The new software features a derivative thereof, enhancing the original functionality."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(2)
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
8 human-written examples
The basic forms of numerals have neuter ('others') agreement; a human suffix *-war or a derivative thereof is added to numeral roots when they classify the human category.
Encyclopedias
We performed an in vitro organ culture and found that progesterone and a derivative thereof facilitated mesenchymal differentiation, and partially prevented the formation of cysts in Pkd1−/− kidneys.
Based on this consideration, the compounds synthesised all contain the propargylamine functional group of rasagiline and selegiline or a derivative thereof, conjugated to various polycyclic cage moieties.
On the Tuesday after the Derby, Churchill Downs stewards released the following statement: "The chemist of the Kentucky State Racing Commission has reported that the analysis of the urine samples taken from Dancer's Image, winner of the 7th race on May 4 , 1968 contained phenylbutazone and/or a derivative thereof.
News & Media
Similar experiments suggest that imidazole, or a derivative thereof, can induce the synthesis of tyrosinase at the pretranslational level of control.
Academia
Furthermore, laccase can be used in conjunction with a mediator, commonly the stable free radical, TEMPO, or a derivative thereof, for the oxidation of simple alcohols.
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Dr. Gamba, the arbitrator, barred the firm from "using the 'Andersen' name or any derivative thereof," presumably preventing it from adopting "AC," which forms the crux of the logo designed in 1998.
News & Media
The chemical reactions and pathways resulting in the breakdown of a purine-containing compound, i.e. any compound that contains purine or a formal derivative thereof.
Academia
The chemical reactions and pathways involving a pyridine-containing compound, i.e. any compound that contains pyridine or a formal derivative thereof.
Academia
The chemical reactions and pathways resulting in the formation of a purine-containing compound, i.e. any compound that contains purine or a formal derivative thereof.
Academia
The chemical reactions and pathways involving a purine-containing compound, i.e. any compound that contains purine or a formal derivative thereof.
Academia
Expert writing Tips
Best practice
Use "a derivative thereof" to maintain a formal and precise tone, especially in legal, scientific, or technical writing.
Common error
Avoid using "a derivative thereof" in everyday conversation or informal writing, as it can sound overly pretentious or stilted. Opt for simpler alternatives like "a variation" or "a version".
Source & Trust
80%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a derivative thereof" functions as a postpositive adjective, modifying a noun or pronoun. It specifies that the subject being described is derived from or related to a previously mentioned entity, as shown in the examples provided by Ludwig.
Frequent in
Science
70%
News & Media
20%
Academia
10%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "a derivative thereof" is a formal expression used to indicate that something is derived or originates from something else. Ludwig AI confirms its grammatical correctness and suitability for formal contexts such as scientific, legal, and technical writing. While grammatically sound, using this phrase in informal settings may sound unnatural. Alternatives like "a variation of it" or "a modified version" can be used depending on the specific context. Its primary function is to specify a relationship of origin or derivation with a predominantly formal and scientific register.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
something derived from that
Simply states the act of derivation.
a modification of it
Focuses on the change made to the original.
a variation of that
Emphasizes the existence of different forms.
a related form
Highlights the connection between the entities.
a modified version
Suggests a specific alteration has been made.
an adaptation of this
Implies changes to suit a new purpose or condition.
a spin-off from that
Conveys a sense of indirect origination.
a descendant of it
Suggests a lineage or evolutionary relationship.
an offshoot from that
Implies a branching or diverging relationship.
a secondary product
Highlights the indirect nature of the derivative.
FAQs
How can I use "a derivative thereof" in a sentence?
Use "a derivative thereof" to refer to something that originates from or is based on something else, as in, "The new drug is a derivative thereof, designed to reduce side effects".
What are some alternatives to "a derivative thereof"?
You can use alternatives like "a variation of that", "a modified version", or "something derived from that" depending on the context.
Is it appropriate to use "a derivative thereof" in casual conversation?
While grammatically correct, "a derivative thereof" is quite formal and may sound out of place in casual settings. Consider using simpler phrases like "a version of it" or "something similar".
What's the difference between "a derivative thereof" and "a version of it"?
"A derivative thereof" implies a more formal and technical relationship, often used when discussing modifications or evolutions in scientific, legal, or technical contexts. "A version of it" is more general and suitable for everyday use.
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
4.3/5
Expert rating
Real-world application tested