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
always unreactive
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "always unreactive" is correct and usable in written English.
It can be used in contexts discussing chemical properties or behaviors that do not change under certain conditions. Example: "Noble gases are known for being always unreactive, making them ideal for applications requiring stable environments."
✓ Grammatically correct
Science
News & Media
Academia
Encyclopedias
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
1 human-written examples
Capillaries were always unreactive.
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
The first event is always the extraction of a hydrogen radical from an unreactive C H bond, but the final outcome of the reaction can vary greatly, including isomerizations, complex rearrangements, oxidations and methylations.
Neutrinos are incredibly unreactive particles.
News & Media
Completely dry hydrogen chloride is very unreactive.
Encyclopedias
It contains the noble gases, which are all inert and unreactive.
News & Media
Unlike nitrogen, which is very unreactive, ammonium is easily incorporated into biochemical reactions.
News & Media
The tool's unreactive region serves as a kind of handle.
News & Media
The dimer was relatively unreactive towards 9-ethyl guanine.
Science
Mass spectrometry confirms that TMA is unreactive with O2.
The iodide 3 is unreactive towards PAr3 at 175 250 °C.
Quality Assurance Rounds: When pupils are unreactive, how should we react?
Academia
Expert writing Tips
Best practice
When describing chemical properties, use "always unreactive" to emphasize a substance's consistent lack of reactivity under all tested conditions.
Common error
Avoid using "always unreactive" if there's even a slight possibility of reaction under extreme or untested conditions; instead, qualify the statement with phrases like "under normal conditions" or "in typical applications."
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "always unreactive" functions as a descriptive adjective phrase modifying a noun, indicating a consistent and unchanging lack of chemical reactivity. Ludwig confirms its grammatical correctness.
Frequent in
Science
30%
Encyclopedias
20%
News & Media
20%
Less common in
Academia
15%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, "always unreactive" is a descriptive phrase used to indicate a consistent and unchanging lack of reactivity, typically in chemical contexts. While grammatically correct, as affirmed by Ludwig, it's crucial to ensure the substance or situation truly exhibits a complete absence of reactivity before using this phrase. The term appears most often in scientific, academic, and news media contexts. Alternatives such as "consistently unreactive" or "invariably unreactive" can offer similar meanings. Ludwig confirms that the phrase is usable in written English, with its meaning being clear and direct.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
consistently unreactive
Replaces "always" with "consistently", emphasizing the unchanging nature of the lack of reactivity.
invariably unreactive
Substitutes "always" with "invariably", highlighting the unchanging nature of the lack of reactivity.
uniformly unreactive
Replaces "always" with "uniformly", suggesting a consistent lack of reactivity across all instances or conditions.
perpetually unreactive
Substitutes "always" with "perpetually", implying a continuous and unchanging lack of reactivity.
permanently unreactive
Changes "always" to "permanently", suggesting that the unreactive state is irreversible.
constantly unreactive
Replaces "always" with "constantly", indicating a continuous lack of reactivity.
without exception unreactive
Rephrases the statement to emphasize that there are no cases where reactivity is observed.
reliably unreactive
Replaces "always" with "reliably", suggesting the unreactive nature can be depended on.
predictably unreactive
Changes "always" to "predictably", suggesting the unreactive behavior is expected under given conditions.
unchangingly unreactive
Changes "always" to "unchangingly", focusing on the stable nature of the lack of reaction.
FAQs
When is it appropriate to use "always unreactive"?
Use "always unreactive" to describe something that consistently does not react under any normal circumstances. It's important to ensure this is accurate, as exceptions can undermine the statement's validity.
What are some alternatives to saying "always unreactive"?
Alternatives include "consistently unreactive", "invariably unreactive", or "uniformly unreactive", which convey a similar meaning with slightly different emphasis.
Is there a difference between "always unreactive" and "mostly unreactive"?
"Always unreactive" indicates a complete lack of reactivity in all tested conditions, while "mostly unreactive" suggests that the substance is generally unreactive but may react under specific circumstances. The two terms are not interchangeable.
Can "always unreactive" be used to describe living organisms?
While "always unreactive" is typically used in chemistry, it could describe a living organism's consistent lack of response to a specific stimulus. For example, in medicine, pupils might be described as "unreactive to light", but that does not mean they are "always unreactive".
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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested