positive feedback loop

USAGE SUMMARY

The phrase "positive feedback loop" is grammatically correct and usable in written English.
It is a term used in mathematics, engineering, and economics and describes a cycle in which an action or reaction generates more of the same action or reaction, leading to a spiral of increasing effects over time. For example, increased investment in a company leads to higher profits, which leads to more investment, and so on, forming a positive feedback loop.

✓ Grammatically correct

Science

News & Media

Academia

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

I have entered a positive feedback loop.

The Guardian - Lifestyle

"It creates a positive feedback loop," Jalal explains.

The Guardian

Intriguingly, a positive feedback loop exists between Axl and ROS.

Nature

This positive feedback loop is called the multiplier effect.

The New York Times

No positive feedback loop like this goes on forever.

University of California, Berkeley

The logic of the positive feedback loop is conceptually simple.

University of California, Berkeley

This creates a positive feedback loop that perpetuates fibrosis.

Stanford University

PNF: Negative feedback loop with additional positive feedback loop.

Yale University

Finally, and critically, there is an inevitable positive feedback loop on all of this.

The Guardian

"It creates a positive feedback loop," Dr. Waldbusser said.

The New York Times - Science

This water table-peat interaction is what scientists call a positive feedback loop.

The New York Times - Science

Expert writing Tips

Best practice

Use the term when describing systems, biology, climate or complex economic structures to convey a sense of technical precision.

Common error

Avoid using "positive feedback loop" when you simply mean a recurring exchange of compliments or 'good feedback'. In systems theory, 'positive' refers to the amplification of change, not the quality of the sentiment. If you mean a sequence of helpful critiques, use 'constructive feedback' instead.

Linguistic Context

The phrase "positive feedback loop" functions as a compound noun phrase. In a sentence, it typically acts as the subject or the direct object of a verb. According to Ludwig AI, it is used to describe a system where the output of a process acts to reinforce or amplify the initial action, creating a self-perpetuating cycle. It is often preceded by articles like "a" or "the" or possessive adjectives.

Expression frequency: Very common

Frequent in

Science

45%

News & Media

35%

Academia

15%

Less common in

Formal & Business

3%

Wiki

1%

Social Media

1%

Ludwig's WRAP-UP

The phrase "positive feedback loop" is a highly versatile and grammatically stable term used to describe self-amplifying systems across science, economics and biology. According to Ludwig AI, it is consistently used in formal contexts to explain how small changes can lead to large-scale effects through a continuous cycle of reinforcement. It is crucial for writers to distinguish between the technical meaning—where 'positive' indicates an additive effect—and the colloquial meaning of 'good' news. Whether describing the "snowball effect" of social media trends or the critical "amplification loop" of climate change, this phrase remains a cornerstone of systemic analysis in the English language.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

self-reinforcing cycle

A more general term that focuses on the internal mechanism of the cycle rather than the mathematical 'positive' sign.

positive feedback mechanism

Slightly more technical, emphasizing the underlying structure rather than the repetition of the 'loop'.

virtuous cycle

Typically used in business or economics when the 'positive feedback loop' leads to desirable or beneficial outcomes.

vicious cycle

The negative counterpart used when the 'positive feedback loop' leads to harmful or worsening outcomes.

amplification loop

Focuses specifically on the increase in intensity or magnitude of the effect.

snowball effect

A more idiomatic and less technical way to describe a process that builds upon itself with increasing momentum.

multiplier effect

Specific to economics, referring to how an initial change in spending leads to a larger final increase in national income.

cumulative causation

A term used in social sciences to describe how one change leads to other changes that reinforce the first.

runaway process

Implies that the feedback loop has become uncontrolled or extreme in its effects.

auto-catalytic cycle

A specialized term used in chemistry and biology to describe a reaction where the product is also a catalyst.

FAQs

Does "positive feedback loop" always mean something good?

No. In science, the word 'positive' refers to the fact that the output adds to the input. A "vicious cycle" like melting arctic ice leading to more heat absorption is technically a "positive feedback loop" even though the result is harmful.

What is the opposite of a "positive feedback loop"?

The opposite is a "negative feedback loop". While a positive loop amplifies change, a negative loop counteracts change to maintain stability or equilibrium, like a thermostat controlling room temperature.

What is a more common way to say "positive feedback loop" in business?

In a business context, you can use the term "virtuous cycle" if the results are beneficial, or "self-reinforcing cycle" for a more neutral tone.

How do I use "positive feedback loop" in a sentence?

You can say, 'The success of the new app created a "positive feedback loop" where more users attracted more developers, making the platform even more valuable.' Check more examples on "positive feedback loop" to see its usage in science and news.