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
fused sentences
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "fused sentences" is correct and usable in written English.
It is typically used in the context of grammar to describe a specific error where two independent clauses are joined without proper punctuation or conjunction. Example: "The sun was setting it was getting dark." is a fused sentence.
✓ Grammatically correct
Wiki
News & Media
Academia
Alternative expressions(3)
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
3 human-written examples
Familiarize yourself with the concept of fused sentences.
Wiki
For instance, the following is a fused sentence: "George is awesome he eats ice cream".. Use a subordinating conjunction to fix fused sentences.
Wiki
Fused sentences are two independent clauses strung together with no punctuation.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
To correct a fused sentence, you can use all of the methods listed in the previous section.
Wiki
A fused run-on sentence uses no punctuation between the independent clauses, as in "I played chess the boy watched".
Wiki
If any writer can seamlessly fuse finely crafted sentences with informative etiquette tips, it's Jane Austen.
News & Media
The book holds nothing back, fusing Wallace-sized sentence structures with Tao's masterful minimalism, while somehow managing to infuse the mutative energy of the internet in what may end up being the most open look at the inner workings of a young person in whatever social era we're currently trapped in. .
News & Media
After making a full set of glass canes for each letter of the alphabet, Lee laid out pangrams — sentences using every letter of the alphabet — then fused them together.
The verb, "go" used in the sentences below has the continuative form síé. In sentences where both past tense particle ná and continuative particle nà are present, they combine to give the fused particle náà.
Wiki
fused silica.
Science and politics fused.
News & Media
Expert writing Tips
Best practice
When editing, identify "fused sentences" by looking for independent clauses joined without proper punctuation or conjunctions. Correct them by adding a comma and a conjunction, a semicolon, or by separating them into two sentences.
Common error
Avoid assuming that all long sentences are "fused sentences". A sentence with multiple phrases or dependent clauses can be lengthy but grammatically correct, as long as it has proper punctuation and subordination.
Source & Trust
81%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "fused sentences" functions as a noun, specifically in the context of grammar and writing. It identifies a grammatical error where two independent clauses are improperly joined without adequate punctuation. As Ludwig AI confirms, it describes a sentence structure issue.
Frequent in
Wiki
30%
News & Media
30%
Academia
20%
Less common in
Formal & Business
10%
Encyclopedias
5%
Science
5%
Ludwig's WRAP-UP
In summary, "fused sentences" are a grammatical construction error where two independent clauses are joined without appropriate punctuation or conjunctions. Ludwig AI confirms that this term is used to describe and analyze sentence structure issues, primarily in educational and editorial contexts. The phrase is most commonly found in Wiki articles, news & media, and academic sources. When encountering this issue, remember to correct it by separating the clauses or using appropriate punctuation and conjunctions. Alternatives such as "run-on sentences" and "comma splices" provide related perspectives on sentence structure errors.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
run-on sentences
Refers to a sentence containing two or more independent clauses without appropriate punctuation or conjunction.
comma splices
Describes the error of joining two independent clauses with only a comma.
run-together sentences
An informal term for sentences that combine independent clauses incorrectly.
faulty sentence structure
A broader term indicating errors in how a sentence is constructed.
sentence combining errors
Focuses on the process of incorrectly joining clauses.
independent clause errors
Highlights errors related to how independent clauses are used.
complex sentence errors
Addresses mistakes in the formation of sentences with multiple clauses.
poor sentence construction
A general term for sentences that are badly formed.
ungrammatical sentences
Describes sentences that violate grammatical rules.
syntactical errors
Refers to errors in the arrangement of words and phrases.
FAQs
How can I identify "fused sentences" in my writing?
Look for instances where two independent clauses are joined without a coordinating conjunction (and, but, or, nor, for, so, yet) or proper punctuation. For example, "The sun was shining it was a beautiful day" is a fused sentence.
What are some ways to correct "fused sentences"?
You can correct them by separating the clauses into two sentences, adding a comma and a coordinating conjunction, using a semicolon, or subordinating one of the clauses with a subordinating conjunction such as "because", "although", or "if".
What is the difference between "fused sentences" and "comma splices"?
"Fused sentences" lack any punctuation between independent clauses, while "comma splices" use only a comma to join them. Both are considered grammatical errors, but they differ in the specific punctuation that is missing or misused.
Are "fused sentences" the same as "run-on sentences"?
The term "run-on sentences" is a broader category that includes both "fused sentences" and "comma splices". A "fused sentence" is a specific type of run-on sentence where there is no punctuation at all between independent clauses.
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
81%
Authority and reliability
4.3/5
Expert rating
Real-world application tested