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
is the cause
Grammar usage guide and real-world examplesUSAGE SUMMARY
"is the cause" is correct and usable in written English.
You can use it in a sentence to demonstrate a cause and effect relationship. For example, "His carelessness is the cause of the accident."
✓ Grammatically correct
News & Media
Science
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
Poverty is the cause.
News & Media
But perhaps it is the cause.
News & Media
What is the cause of deflation?
News & Media
The biggest struggle is the cause itself.
News & Media
Ours is the cause of freedom.
News & Media
Bundy thinks education is the cause.
News & Media
"What is the cause and effect".
News & Media
Everyone knows AIDS is the cause.
News & Media
Economic growth is the cause of them.
News & Media
What's particularly revealing is the cause of the breakdown.
News & Media
The recession is the cause of the price flip-flop.
News & Media
Expert writing Tips
Best practice
Use “is the cause” to clearly establish a direct link between a situation or event and its underlying reason. This helps in creating concise and understandable explanations.
Common error
Avoid assuming that because two things happen together, one "is the cause" of the other. Always verify the causal relationship with evidence and logical reasoning.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is the cause" functions as a copular verb construction that serves to identify or specify the reason or origin behind a particular event, situation, or phenomenon. As confirmed by Ludwig AI, this construction is grammatically sound and suitable for various contexts.
Frequent in
News & Media
55%
Science
25%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
The phrase "is the cause" serves as a fundamental tool for establishing causality in writing and speech. As validated by Ludwig AI, it's grammatically correct and widely used across diverse contexts. The phrase frequently appears in news, science, and business domains for explaining events and phenomena. While generally neutral in tone, context dictates whether it’s used for objective explanations or to assign responsibility. To use it effectively, be cautious about confusing correlation with true causation. Remember that while "is the cause" implies a primary reason, other contributing factors might also exist. Alternatives such as "is the reason for" or "stems from" can offer nuanced expressions of causality.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is the reason for
Replaces "cause" with "reason", offering a direct synonym while maintaining the same sentence structure.
is responsible for
Indicates accountability rather than simple causation, adding a nuance of agency or blame.
results from
Inverts the cause-effect relationship, focusing on the effect and tracing it back to the cause.
stems from
Implies an origin or source, suggesting a deeper or more fundamental cause.
is a consequence of
Highlights the effect as an inevitable outcome of the cause.
is brought about by
Emphasizes the action or process that leads to the result.
is triggered by
Suggests a specific event or factor that initiates the cause-effect sequence.
is the origin of
Focuses on the starting point or genesis of the effect.
is rooted in
Indicates a deeply embedded or foundational cause.
is attributed to
Assigns the cause to a specific factor, often implying uncertainty or external assignment.
FAQs
How can I use "is the cause" in a sentence?
You can use "is the cause" to directly link an event or situation to its underlying reason. For example, "The economic downturn is the cause of increased unemployment."
What's a good alternative to "is the cause"?
Alternatives include "is the reason for", "is responsible for", or "stems from", depending on the specific nuance you want to convey.
Which is correct, "is the cause" or "is a cause"?
"Is the cause" implies a singular, primary reason. "Is a cause" suggests one of multiple contributing factors. The choice depends on whether you're identifying the main driver or one of several.
What is the difference between "is the cause" and "results from"?
"Is the cause" presents the cause first, then the effect. For example, "Poor planning is the cause of the project's failure." "Results from" reverses this order, presenting the effect first. For example, "The project's failure results from poor planning."
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested