warning signal

USAGE SUMMARY

The phrase "warning signal" is correct and usable in written English.
You can use it to refer to a sign or indication that warns of a potential danger or problem. For example: "The rising temperature of the engine was a warning signal of potential trouble."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

When he tried to broadcast a warning signal, the passengers destroyed his radio headset.

The New York Times

Figure 5 Time response of warning signal.

Advances in Difference Equations

Figure 5 depicts the time response of warning signal.

Advances in Difference Equations

Selection lines on the extremes of warning signal size in P. plantaginis were established in 2004.

Plosone

The machine will then add a warning signal to the automatically calculated RHI index.

Cardiovascular Diabetology

The proportion of the four types of warning signal in the critical trials was equal.

Human Factors

That's a warning signal for me.

The Guardian

The alarm managed to send a warning signal.

The Guardian

However, Gove's statement should send a warning signal to parents.

The Guardian - Opinion

With the wisdom of hindsight, that was a warning signal.

The Guardian

Ms. Hoel, the center's director, calls this "a warning signal".

The New York Times

Expert writing Tips

Best practice

When using "warning signal", consider the specific context. Is it a technical warning, a metaphorical warning, or a physical warning? Choose synonyms that best reflect the nature of the warning.

Common error

While "warning signal" is a valid phrase, avoid using it repetitively in close proximity. Vary your language by using synonyms like "red flag" or "early warning sign" to maintain reader engagement.

Linguistic Context

The phrase "warning signal" functions primarily as a noun phrase, acting as a subject, object, or complement within a sentence. It identifies something that serves as an alert for potential danger or problems. Ludwig confirms its usability in various contexts.

Expression frequency: Very common

Frequent in

News & Media

36%

Science

33%

Wiki

3%

Less common in

Formal & Business

3%

Reference

0%

Social Media

0%

Ludwig's WRAP-UP

The phrase "warning signal" is a common and grammatically sound term used to indicate an impending danger or potential problem. As Ludwig AI confirms, it's applicable across various contexts, from scientific and technical to news and general discourse. While versatile, it's wise to consider synonyms like "early warning sign" or "red flag" to avoid repetition and add nuance. Its usage frequency is high, appearing often in News & Media and Science sources. When writing, be mindful of the specific context and choose the most appropriate synonym to reflect the nature of the warning effectively.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

early warning sign

Focuses on the temporal aspect, emphasizing that the signal is appearing in advance of a problem.

red flag

A more informal term that indicates a significant problem or danger.

alarm bell

Emphasizes the alarming nature of the signal.

cautionary indication

Highlights the need for caution based on the signal received.

predictive indicator

Highlights the ability of the signal to predict a future event.

omen

Signifies a sign believed to portend a future event, often negative.

alert

A general term indicating a state of readiness or awareness due to a potential threat.

precursor

Indicates something that comes before and suggests what will follow.

heads-up

An informal expression meaning a warning given in advance.

straw in the wind

A subtle sign that suggests a trend or development.

FAQs

How can I use "warning signal" in a sentence?

Use "warning signal" to indicate an impending danger or problem. For instance, "The engine's high temperature was a "warning signal" of potential overheating".

What are some alternatives to "warning signal"?

Depending on the context, you could use "early warning sign", "red flag", or "alarm bell" as alternatives.

Is it appropriate to use "warning signal" in formal writing?

Yes, "warning signal" is suitable for formal writing, especially in scientific, technical, or business contexts. However, consider the specific audience and choose the most appropriate synonym if needed.

What does "warning signal" typically refer to?

A "warning signal" usually refers to an indication or sign that alerts you to a potential danger, problem, or undesirable situation that requires attention.