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
out of which
Grammar usage guide and real-world examplesUSAGE SUMMARY
"out of which" is a perfectly acceptable phrase to use in written English.
You can use it when you are referring to a particular group or item, from which something else is being taken. For example, "We have five colors to choose from, out of which two were selected for the design."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
from which
of which
whereupon
from where
as a result of which
stemming from which
originating from which
deriving from which
resulting from which
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
during the previous years
it is important to remember
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
Out of which spring his prudent counsels.
This is the world out of which King Tutankhamun grew.
News & Media
Describe first of all the general military situation out of which the order arose.
Academia
But there is nothing out of which this body can have been generated.
And that's the tradition out of which, I think, I work, out of which a lot of work is being done in Europe today and out of which a lot of downtown avant-garde work is being done.
News & Media
out of which Rs. 180 is paid as tribute.
Academia
cash out of which the majority in 2013.
News & Media
We received 23 submissions, out of which we finally selected eleven for this special issue.
Only 42 had fracture, out of which 36 were picked up by BUS.
Science
Dry tapioca root consists of 80 90 % carbohydrate out of which the most important is starch.
Science
We received 18 submission altogether, out of which ten were accepted through a peer review process.
Expert writing Tips
Best practice
Use "out of which" to clearly indicate that something is being selected or derived from a larger group or source, especially in formal writing.
Common error
Avoid using "out of which" when a simpler preposition like "from" or "of" would suffice. Overusing complex phrases can make your writing seem convoluted.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "out of which" functions as a prepositional phrase, indicating the source or origin from which something is derived or selected. As confirmed by Ludwig AI, it is a grammatically sound construction.
Frequent in
Science
49%
Academia
24%
News & Media
20%
Less common in
Formal & Business
7%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "out of which" is a grammatically correct and frequently used prepositional phrase that serves to indicate the source or origin from which something is derived or selected. As noted by Ludwig AI, it is acceptable in written English. It commonly appears in scientific, academic, and news contexts, denoting a relationship between a larger group and a specific element. While alternatives like "from which" or "of which" exist, "out of which" provides a clear and explicit connection, though it should be used judiciously to avoid overcomplicating sentences.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
from which
Focuses on the source or origin, similar to "out of which" but simpler.
of which
A more concise and formal way of expressing the same relationship.
from where
Indicates a place or situation serving as the origin.
whereupon
Implies a direct consequence or immediate result.
as a result of which
Highlights the cause-and-effect relationship.
stemming from which
Emphasizes the origin and development.
originating from which
Similar to 'stemming from which', focusing on the point of origin.
deriving from which
Highlights the extraction or derivation process.
resulting from which
Focuses on the outcome or consequence.
being a subset of which
Specifically indicates that something is part of a larger set.
FAQs
How can I use "out of which" in a sentence?
You can use "out of which" to show that something is originating or being selected from a larger group. For example, "We reviewed several proposals, "out of which" three were chosen."
What are some alternatives to "out of which"?
Alternatives include "from which", "of which", or "whereupon", depending on the nuance you want to convey.
Is it correct to use "out of which" in formal writing?
Yes, "out of which" is perfectly acceptable in formal writing when you need to clearly indicate that something is being derived from a larger set or source.
What's the difference between "of which" and "out of which"?
"Of which" is generally more concise and can be used in many contexts where "out of which" is suitable. "Out of which" often emphasizes the selection or extraction process from a larger group.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested