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
in details
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "in details" is not correct in standard written English; the correct form is "in detail." You can use "in detail" when you want to request or provide a thorough explanation or description of something.
Example: "Please explain the process in detail so that everyone understands the steps involved."
⚠ May contain grammatical issues
Science
News & Media
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
59 human-written examples
The project is rich in details.
News & Media
were studied in details.
Science
We fill in details.
Science
The obtained results are discussed in details.
The formation mechanism was discussed in details.
Science
This methodology is shown in details herein.
Design procedure is explained in details.
The results are given in details.
The mathematical model is presented in details.
Science
The developing portion was analyzed in details.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
Enter your log-in details.
Wiki
Expert writing Tips
Best practice
Always use "in detail" instead of "in details". While "in details" is occasionally used, it is grammatically incorrect and may detract from the clarity and professionalism of your writing.
Common error
Don't add an 's' to "detail" when using the preposition "in". The correct phrase is always "in detail", regardless of how many details are being discussed.
Source & Trust
78%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase, though grammatically incorrect, functions as an adverbial phrase modifying a verb. It aims to express the thoroughness or completeness of an action or description, similar to its correct counterpart "in detail". Ludwig highlights the grammatical error but also shows the phrase's prevalence across various sources.
Frequent in
Science
65%
News & Media
19%
Wiki
16%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
While the phrase "in details" appears with considerable frequency across diverse sources, it's crucial to acknowledge that, as Ludwig AI points out, it is grammatically incorrect. The correct form is "in detail". Though often used to emphasize thoroughness, writers should opt for grammatically sound alternatives like "thoroughly" or "in depth" to maintain clarity and credibility. Prioritizing accurate language enhances communication and reinforces professionalism. Despite its common usage, sticking to "in detail" is the best practice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in detail
Omits the 's' from 'details', correcting the grammatical error and aligning with standard English usage.
thoroughly
Replaces the prepositional phrase with an adverb, offering a more concise way to express completeness.
in depth
Uses a different prepositional phrase to emphasize the depth of the analysis or description.
comprehensively
Replaces the phrase with an adverb, highlighting the comprehensive nature of the explanation.
extensively
Similar to 'thoroughly', this adverb focuses on the broad scope of the examination.
meticulously
Emphasizes the careful and precise nature of the examination or description.
exhaustively
Highlights the thorough and complete nature of the explanation, leaving no aspect unexplored.
with precision
Indicates that something is done accurately and carefully.
with great care
Focuses on the attentiveness and caution involved in handling something.
in all aspects
Highlights attention to various facets or dimensions of a subject.
FAQs
What is the correct form, "in detail" or "in details"?
The correct form is "in detail". The phrase "in details" is grammatically incorrect.
How can I use "in detail" in a sentence?
What are some alternatives to saying "in detail"?
Alternatives include "thoroughly", "in depth", or "comprehensively", depending on the specific nuance you want to convey.
Is "in details" ever correct in English?
No, "in details" is not considered correct in standard written English. Always use the singular form, "in detail".
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
78%
Authority and reliability
3.5/5
Expert rating
Real-world application tested