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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
has altered
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has altered" is correct and usable in written English.
It can be used to indicate that something has changed or been modified in the past and continues to have relevance in the present. Example: "The landscape has altered significantly due to climate change over the past few decades."
✓ Grammatically correct
News & Media
Encyclopedias
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
57 human-written examples
The chemistry has altered.
News & Media
The restaurant scene has altered.
News & Media
Brexit has altered that.
News & Media
Nevertheless the photographer has altered history.
News & Media
It has altered little since medieval days.
Encyclopedias
Now, warming has altered the equation.
News & Media
Transportation also has altered water resources.
Encyclopedias
Somewhat perversely, fatherhood has altered that.
News & Media
Francis has altered the order.
News & Media
His illness has altered Pamela's priorities.
News & Media
What has altered is their approach.
News & Media
Expert writing Tips
Best practice
To add nuance, consider synonyms like "transformed" or "modified" to specify the degree or nature of the change.
Common error
Avoid using "has altered" excessively in passive constructions. Instead of "the system has been altered by the new policy", try "the new policy has altered the system" for a more direct and active voice.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
Has altered functions as a verb phrase in the present perfect tense. It describes a completed action that has relevance or consequences in the present. As Ludwig AI suggests, this phrase is grammatically correct and widely used.
Frequent in
News & Media
68%
Encyclopedias
10%
Science
7%
Less common in
Wiki
2%
Formal & Business
5%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "has altered" is a grammatically sound and frequently used expression to indicate a change or modification that has occurred and has present relevance. According to Ludwig AI, its usage is correct and applicable across various contexts, particularly in news, encyclopedias, and scientific domains. When using "has altered", consider synonyms such as "has changed", "has modified", or "has transformed" to add nuance or specify the nature of the alteration. Remember to maintain an active voice to enhance clarity and impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has changed
Replaces "altered" with its direct synonym, resulting in a more common and simple phrasing.
has modified
Substitutes "altered" with "modified", implying a more controlled or intentional change.
has transformed
Replaces "altered" with "transformed", suggesting a more significant and dramatic change.
has shifted
Uses "shifted" instead of "altered", focusing on a change in position or direction.
has adjusted
Replaces "altered" with "adjusted", implying a fine-tuning or adaptation.
has evolved
Substitutes "altered" with "evolved", suggesting a gradual development or change over time.
has converted
Replaces "altered" with "converted", implying a change from one form or state to another.
has revised
Uses "revised" instead of "altered", focusing on a change made to correct or improve something.
has impacted
Substitutes "altered" with "impacted", emphasizing the effect or influence of something.
has influenced
Replaces "altered" with "influenced", highlighting the effect something has on another thing.
FAQs
How can I use "has altered" in a sentence?
Use "has altered" to indicate that something has changed or been modified. For example, "The company's strategy "has altered" due to market conditions."
What can I say instead of "has altered"?
You can use alternatives like "has changed", "has modified", or "has transformed" depending on the context.
Which is correct, "has altered" or "altered"?
"Has altered" is the present perfect tense, indicating a completed action with present relevance. "Altered" is the simple past tense. The choice depends on whether you want to emphasize the ongoing impact of the change.
What's the difference between "has altered" and "has affected"?
"Has altered" implies a change in the form or nature of something, while "has affected" suggests an influence or impact. For example, "the climate has altered the landscape", versus "the climate has affected crop yields".
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested