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
I detected
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I detected" is a correct and usable phrase in written English.
It can be used when describing a situation in which the speaker realized something through observation or intuition. For example: "I detected a hint of disappointment in his voice when I told him I couldn't attend the picnic."
✓ Grammatically correct
News & Media
Science
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
59 human-written examples
I told him I detected lemongrass.
News & Media
I detected a master-of-the-universe feel about him.
News & Media
I detected, however, a melancholy behind every utterance.
News & Media
I detected a bit of salesmanship in her voice.
News & Media
I detected the hands of both my great-grandparents.
News & Media
From our first lunch, I detected a new liveliness.
News & Media
Was that gas I detected seeping into Scottie's section?
News & Media
From the corner of my eye I detected a movement.
News & Media
The moral tone I'd thought I detected wasn't there.
News & Media
I detected elevated stress patterns in your voice".
News & Media
There was one brief moment when I thought I detected a hint of humanity.
News & Media
Expert writing Tips
Best practice
Consider more direct synonyms like "I noticed" when the context doesn't require a nuance of discovery or subtle observation.
Common error
Avoid using "I detected" for very obvious observations. It can sound overly formal or even pretentious in contexts where a simpler word like "saw" or "noticed" would suffice.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I detected" functions as a declarative statement where the speaker asserts their recognition or perception of something. Ludwig AI confirms its correct usage. It indicates a personal observation or realization, often implying a degree of subtlety or attentiveness in the observation.
Frequent in
News & Media
76%
Science
13%
Formal & Business
4%
Less common in
Academia
3%
Encyclopedias
2%
Wiki
2%
Ludwig's WRAP-UP
In summary, "I detected" is a versatile phrase used to express the act of noticing or recognizing something, often with a sense of careful observation or subtle realization. According to Ludwig AI, the phrase is grammatically sound and widely used. While simpler alternatives exist, "I detected" is suitable when a nuance of discovery or attentiveness is desired. Its frequency across reputable news and media sources, along with its occasional appearance in scientific and formal contexts, underscores its credibility and widespread acceptance. When using the phrase, bear in mind that it is more formal than phrases like "I saw" or "I noticed", and use with caution to avoid sounding overly pretentious in less formal settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I noticed
A more direct and common way to express having observed something.
I observed
Implies a more careful or scientific observation.
I perceived
Suggests understanding something through the senses or intuition.
I sensed
Indicates becoming aware of something without necessarily seeing or hearing it directly; relies more on intuition.
I discerned
Highlights the ability to distinguish something subtle or unclear.
I recognized
Emphasizes identifying something familiar or known.
I identified
Suggests a formal or precise recognition of something.
I spotted
A more informal way to describe noticing something quickly or unexpectedly.
I caught
Implies a quick or perhaps accidental observation.
It came to my attention that
A more formal way to introduce something one has become aware of.
FAQs
How can I use "I detected" in a sentence?
Use "I detected" to express that you noticed something, often subtly or through careful observation. For example: "I detected a hint of sadness in her voice."
What are some alternatives to "I detected"?
You can use alternatives like "I noticed", "I observed", or "I sensed" depending on the context.
Is it more formal to say "I detected" than "I noticed"?
Yes, "I detected" generally carries a slightly more formal tone than "I noticed". "I detected" suggests a more careful or deliberate observation.
When should I use "I detected" versus "I sensed"?
"I detected" is best when you observed something directly, while "I sensed" implies a feeling or intuition about something without necessarily seeing or hearing it.
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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested