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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
lost of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "lost of" is not correct in written English.
It seems to be a typographical error or a misphrasing of "loss of." Example: "The loss of a loved one can be incredibly difficult to cope with."
⚠ May contain grammatical issues
Science
News & Media
Alternative expressions(7)
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
This results in lost of contrast which leads to lost of details.
The Mets lost, of course.
News & Media
All, though, had lost of late.
News & Media
"Hybridising can cause a lost of biodiversity.
News & Media
He lost, of course.
News & Media
They lost, of course.
News & Media
Eight patients were lost of follow-up.
Other players lost, of course.
News & Media
Ice can prevent marine operations and lead to lost of time and therefore lost of money.
Science
All is not lost, of course.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
I lost ⅔ of my body weight in six months.
News & Media
Expert writing Tips
Best practice
Always use "loss of" instead of "lost of". "Lost of" is a common misspelling and is considered grammatically incorrect.
Common error
Avoid confusing the noun "loss" (the act of losing something) with the past participle of the verb "lose" (lost). Use "loss of" to indicate a deprivation or absence.
Source & Trust
77%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lost of" is typically intended to function as a determiner + noun phrase, similar to "loss of", indicating a deprivation or absence. However, this form is grammatically incorrect. Ludwig highlights this issue.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "lost of" is generally considered a grammatical error and should be replaced with "loss of". As Ludwig AI points out, the correct usage indicates the absence or deprivation of something. While examples exist across various sources, it's essential to use "loss of" in formal and informal writing to maintain clarity and grammatical correctness. Common contexts where this error occurs are in science and news media. Remember to avoid confusing the past participle "lost" with the noun "loss".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
loss of
Corrects the grammatical error while retaining the intended meaning of losing something.
absence of
Indicates the lack of something, similar to experiencing a loss.
lack of
Expresses the deficiency of something, implying something is missing.
deprivation of
Emphasizes the act of being denied something, indicating a loss.
shortage of
Highlights the insufficient quantity of something, reflecting a lack.
want of
Indicates a need or deficiency of something, similar to a loss.
reduction in
Suggests a decrease in something, reflecting a loss of quantity or quality.
decline in
Indicates a downward trend in something, suggesting a loss of value or status.
erosion of
Implies a gradual loss or weakening of something over time.
disappearance of
Expresses the complete vanishing or loss of something.
FAQs
What is the correct way to use "loss of" in a sentence?
Use "loss of" to indicate the absence or deprivation of something. For example, "The "loss of confidence" affected the team's performance."
Is "lost of" ever correct to use?
No, "lost of" is generally considered grammatically incorrect. The correct phrase to use is "loss of".
What are some synonyms for "loss of"?
Synonyms for "loss of" include "absence of", "lack of", and "deprivation of", depending on the specific context.
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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
77%
Authority and reliability
1.8/5
Expert rating
Real-world application tested