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 spontaneous effect
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a spontaneous effect" is correct and usable in written English.
It can be used to describe an outcome or result that occurs naturally and without premeditation. Example: "The artist's use of color created a spontaneous effect that captivated the audience."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Wiki
Alternative expressions(4)
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
However, there is a probability of a spontaneous effect of pain regression to the mean because the pain level of our patients was severe.
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Therefore the absence of FasL did not have any spontaneous effect on the number of RGCs.
Science
However, from an environmental perspective, it is most important to safely identify the concentration of the substance effect which lies above the effect under control condition (spontaneous effect).
He later said of his approach to developing the songs, "The way I think these songs can work is if you don't ponder over it too hard, because the tunes wanna have a spontaneous-combustion effect.
Wiki
The procedure proposed involves a four-parameter logistic dose-response model, which allows incorporating spontaneous effects as well as non-effects due to an insusceptible subpopulation.
His works of lithography were noted for their cryptic, spontaneous effects.
Encyclopedias
However, in that case, any particular spontaneous effects may not be completely accounted.
The ESN structure is intended to make up for the spontaneous effects, and be accountable for possible spikes in the energy use that may occur throughout the year.
Moreover, a single mutation could conceivably give rise to a spontaneous off-target effect without the need for any direct regulatory connections between the targeted protein and the effected protein.
Science
The macrocytic response may not be a spontaneous development, rather, an effect of exogenous ESA administration to a chronically unwell patient.
Science
Each CA activation was followed by a (spontaneous) de-activation, an effect brought about by the network self-regulation mechanisms (global and local inhibition).
Science
Expert writing Tips
Best practice
Use "a spontaneous effect" to describe situations where an outcome arises without deliberate planning or external intervention. For instance, in scientific research, it can denote a result that appears naturally during experimentation, providing valuable insights into underlying processes.
Common error
Avoid using "a spontaneous effect" when the outcome is simply random or chaotic. Spontaneity implies a natural, albeit unplanned, emergence, while randomness suggests a lack of any discernible pattern or cause.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a spontaneous effect" functions as a noun phrase, typically serving as the subject or object of a sentence. It describes an outcome or result that occurs naturally and without premeditation. Ludwig AI confirms its correct usage in English.
Frequent in
Science
75%
News & Media
8%
Encyclopedias
6%
Less common in
Wiki
6%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "a spontaneous effect" is a grammatically correct noun phrase used to describe an unplanned or naturally occurring outcome. Ludwig AI analysis confirms its validity and usability. While it appears across various contexts, it is most prevalent in scientific writing. When using the phrase, ensure that the outcome genuinely arises without intervention and isn't merely random. Alternatives like "an unprompted outcome" or "a natural consequence" may offer more precise connotations depending on the context. The frequency of use of this phrase is qualified as 'Common'.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
an unprompted outcome
Changes 'spontaneous' and 'effect' to 'unprompted' and 'outcome', highlighting the lack of external influence and result-oriented nature.
a natural consequence
Replaces 'spontaneous' with 'natural' and 'effect' with 'consequence', suggesting inherent causality.
an unplanned result
Substitutes 'spontaneous' with 'unplanned' focusing on the lack of intention behind the effect.
an unintended consequence
Similar to 'unplanned result', but emphasizes the unexpected nature of the outcome.
an unforeseen outcome
Highlights the unpredictability of the result, focusing on the lack of anticipation.
a chance occurrence
Emphasizes the role of chance in the effect, suggesting it happened randomly.
an automatic reaction
Focuses on the instantaneous and involuntary nature of the effect, implying a direct stimulus.
an impulsive action
Shifts the focus to the initiator, portraying 'spontaneous' as stemming from a sudden urge.
a reflexive response
Conveys 'spontaneous' as an immediate, almost instinctual, reaction to stimuli.
a sudden development
Focuses on the abrupt appearance of the effect, emphasizing speed and unexpectedness.
FAQs
How can I use "a spontaneous effect" in a sentence?
You can use "a spontaneous effect" to describe something that happens naturally and without being planned. For example: "The treatment led to "a spontaneous effect", surprising even the researchers."
What are some alternatives to "a spontaneous effect"?
Alternatives include "a natural consequence", "an unplanned result", or "an unintended consequence", depending on the specific nuance you wish to convey.
Is it correct to say "a spontaneous effect"?
Yes, "a spontaneous effect" is grammatically correct and commonly used to describe an outcome that occurs naturally and without premeditation.
What's the difference between "a spontaneous effect" and "a placebo effect"?
"A spontaneous effect" refers to any unplanned or natural outcome, while "a placebo effect" specifically describes a beneficial health outcome resulting from a patient's belief in a treatment, even if it's inactive.
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
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested