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
respond time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "respond time" is not correct in written English.
You may have meant "response time," which refers to the amount of time taken to reply to a request or inquiry. Example: "The response time for customer service inquiries should be under 24 hours to ensure customer satisfaction."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(20)
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
8 human-written examples
The non-enzymatic glucose biosensor based on Pt/DGNs/GC showed a rapid respond time (within 2 s), wide linear range (from 0.1 mM to 14 mM), low detection limit (0.01 mM), supernal sensitivity (275.44 μA cm−2 mM−1, R = 0.993), satisfactory reproducibility and good stability for glucose sensing.
Science
Moreover, chronoamperometry and electrochemical impedance spectroscopy measurements reveal that the NiO graphene hybrid demonstrates enhanced reaction kinetics with about only 50% of respond time for NiO/NiOOH reaction and 79% of charge-transfer resistance compared with those of the bare NiO film.
Science
The issue with the police is they don't respond time after time," she said.
News & Media
All of the reductions described above would lead to a maximum of 3 min total respond time by the end user.
Science
Ask a writer what she values most in her creative life, and she is likely to respond, "Time to write". Not many of us have the luxury of writing full- time; we have spouses, families, day jobs.
News & Media
Ask any business owner the one thing they want more of and, without hesitation, they respond, "time" -- which is quickly followed by "help". Conceding that hiring staff to handle repetitive tasks may not be financially feasible, a practical solution to free up time is to streamline wherever and whatever we can.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Solid and fluid has different respond times to thermal energy.
Science
Joni responds, "Time passes.
News & Media
The turn-on responding time is 0.57 ms, and the turn-off responding time is 4.36 ms.
The turn-on responding time of the scanning mirror is 1.887 ms and the turn-off responding time is 4.194 ms.
The heating and cooling responding time is less than 50 ms.
Expert writing Tips
Best practice
Always use "response time" instead of "respond time" for grammatical correctness. "Response time" is the standard and widely accepted phrase in English.
Common error
Avoid using "respond time" in formal writing or professional contexts. This phrase is not grammatically correct and will detract from your writing's credibility. Always double-check your word choice to ensure you're using the correct terminology.
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "respond time" functions incorrectly as a noun phrase intended to describe the duration it takes to react or reply. As Ludwig AI points out, the standard English term is "response time".
Frequent in
Science
40%
News & Media
30%
Wiki
10%
Less common in
Formal & Business
10%
Reference
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "respond time" is grammatically incorrect. The correct phrase is "response time", which refers to the duration it takes to react or reply. Ludwig AI confirms this assessment. While "respond time" appears in some contexts, particularly in scientific and news-related articles, it's essential to use the proper terminology to ensure clarity and credibility in your writing. Always opt for "response time" to maintain grammatical correctness and professionalism.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
response time
This is the most direct and grammatically correct replacement.
reaction time
Similar to "response time", but often used in the context of physical or chemical reactions.
reply time
Focuses specifically on the time taken to reply to something.
answer time
Implies the time taken to answer a question or request.
time to respond
Rephrasing that emphasizes the duration needed for a response.
time of response
A more formal way to refer to when a response occurs.
latency
A technical term referring to delay, common in computer science and engineering.
turnaround time
The total time required to complete a process, including response.
processing time
Emphasizes the time spent processing information before responding.
time until response
A longer, more descriptive way to express the time before a response is given.
FAQs
What is the correct way to say "respond time"?
The correct way to phrase this is "response time". This refers to the amount of time it takes to react or reply to something.
When should I use "reaction time" instead of "response time"?
"Reaction time" is typically used when referring to a physical or chemical reaction, or a person's speed of reaction. "Response time" is a more general term.
What does "reply time" mean?
"Reply time" specifically refers to the amount of time it takes to reply to a message or inquiry. It's a more specific version of "response time".
Can I use "time to respond" instead of "response time"?
Yes, "time to respond" is a valid alternative, but it is more descriptive and less concise than "response time". It's generally better to use "response time".
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
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested