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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
the first sign
Grammar usage guide and real-world examplesUSAGE SUMMARY
"the first sign" is a grammatically correct phrase and can be used in written English.
It is typically used to refer to the initial indication or evidence of something. For example: - "The first sign of spring was the blooming of the cherry blossoms." - "The first sign that something was wrong was when the lights flickered." - "The first sign of success was when our company's stock price began to rise."
✓ Grammatically correct
News & Media
Science
Wiki
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
60 human-written examples
The first sign of a Clegg bounce?
News & Media
"That was the first sign of fragility".
News & Media
It's the first sign of good weather".
News & Media
Like the first sign of spring.
News & Media
The first sign of rebellion will be crushed without mercy.
News & Media
It is the first sign of the dark cloud.
News & Media
The tape was the first sign he was still alive.
News & Media
A hut is the first sign of civilisation we see.
News & Media
The first sign of puberty in girls is estrogen.
News & Media
It is the first sign of motor-neuron disease.
News & Media
Is that the first sign of indigestion at Just Eat?
News & Media
Expert writing Tips
Best practice
Pair this phrase with 'of' to clarify the subject, such as "the first sign of trouble" or "the first sign of spring".
Common error
Writers sometimes rely on "the first sign" as a catch-all term. In technical or forensic contexts, ensure you aren't substituting it for more precise terms like 'detectable limit' or 'initial data point' which may better reflect objective measurement.
Source & Trust
80%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
In a sentence, "the first sign" typically functions as a noun phrase. It often acts as the subject (e.g., "The first sign was silence") or the direct object of a verb. According to Ludwig AI, it is a stable and universally accepted construction in English grammar.
Frequent in
News & Media
45%
Science
25%
Wiki
20%
Less common in
Formal & Business
5%
Social Media
3%
Academic
2%
Ludwig's WRAP-UP
In conclusion, "the first sign" is a highly effective and grammatically correct phrase used to denote the earliest indication of a phenomenon. Ludwig AI indicates that it is "Very common" across prestigious sources including The New York Times and various scientific journals. Whether you are writing about the "the first sign of spring" or the "the first sign of a disease", this phrase provides clarity and chronological structure to your narrative. While it is versatile enough for almost any register, writers should consider more specific alternatives like "the first symptom" or "the initial indication" when aiming for extreme precision in technical or medical contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the initial indication
provides a more formal and analytical tone suitable for reports or academic papers
the first signal
often implies a more active or technological communication rather than a passive observation
the first symptom
is specific to medical contexts and health-related observations
the earliest hint
suggests a more subtle or less obvious beginning compared to a clear sign
the first evidence
implies a stronger level of proof or scientific verification
the first manifestation
is a formal alternative used to describe the outward appearance of an abstract concept
the first trace
refers to a very small or barely detectable amount of something appearing
the first warning sign
adds a connotation of danger or a need for caution
the first giveaway
is more informal and suggests that something was unintentionally revealed
the first omen
carries a literary or prophetic weight, often suggesting a future event
FAQs
How do I use "the first sign" in a sentence?
You can use it to describe an initial observation, for example: "The budding flowers were "the first sign" that winter was ending."
What is the difference between "the first sign" and "the first symptom"?
While "the first sign" can be used for anything observable, "the first symptom" is strictly reserved for medical conditions and health changes felt by a patient.
Can I say "the initial sign" instead?
Yes, "the initial sign" is a perfectly valid and slightly more formal alternative to "the first sign".
What can I say instead of "the first sign" in a more subtle context?
If the indication is very faint, you might prefer "the earliest hint" or "the first trace".
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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
4.9/5
Expert rating
Real-world application tested