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
has been opened up
Grammar usage guide and real-world examplesUSAGE SUMMARY
"has been opened up" is a correct and usable phrase in written English.
You can use it when you want to describe an increase in availability or accessibility. For example, "With the relaxation of travel restrictions, the market has been opened up to international tourists."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
has been made accessible
has been liberalized
has been initiated
has been expanded
has been made available
has been unlocked
has been unveiled
has been launched
has been introduced
has been established
has been created
has been summed up
has been hung up
has been picked up
has been lit up
has been stepped up
has been speeded up
has been churned up
has been chalked up
has been followed up
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
The bidding has been opened up again.
News & Media
Foochow, the capital and biggest port of Fukien has been opened up by the Chinese forces.
News & Media
"I think it's terrific that this has been opened up to national debate," he said.
News & Media
And in both nations a space has been opened up for Islamism to grow.
News & Media
Politics has been opened up and democratised through blogging, Twitter and access to information and debate.
News & Media
A whole new field has been opened up for the assertion of human control over human destiny.
News & Media
Data analysis has been opened up to finding new patterns and insights in the so-called Big Data.
News & Media
And Siri has been opened up to a third-party developer, letting users search for YouTube videos with their voice.
News & Media
Wade's play has been opened up, with scenes in a soft-top Aston Martin, and a new character added.
News & Media
Public space has been opened up in Times Square and Herald Square and along Broadway and Ninth Avenue.
News & Media
What is more important than these contingent matters is that Spanish politics has been opened up in a dramatic way.
News & Media
Expert writing Tips
Best practice
When using "has been opened up" in your writing, ensure that the context clearly indicates what is being made more accessible or available to avoid ambiguity.
Common error
Avoid using "has been opened up" when a more specific verb would provide clearer meaning; for instance, use "expanded", "launched", or "initiated" to avoid vagueness.
Source & Trust
92%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has been opened up" functions as a passive voice construction of the verb "open up". According to Ludwig AI, it indicates that something has been made more accessible or available. Examples show its use in various contexts, from markets to research fields.
Frequent in
News & Media
58%
Science
22%
Formal & Business
8%
Less common in
Wiki
2%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "has been opened up" is a versatile expression used to indicate that something has become more accessible, available, or has been expanded in some way. As Ludwig AI confirms, it's grammatically correct and suitable for various contexts. Predominantly found in News & Media and Science, it maintains a neutral register. For clearer writing, consider alternatives like ""has been made accessible"" or "has been expanded" if they offer more precision. Avoid overuse in contexts where more specific verbs would enhance clarity. Overall, "has been opened up" is a reliable and common phrase for describing increased accessibility or new opportunities.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has been made accessible
Focuses on the accessibility aspect, highlighting that something is now easier to reach or use.
has been made available
Highlights the act of making something ready for use or access.
has been expanded
Emphasizes the idea of growth or enlargement in scope or size.
has been unlocked
Suggests that something previously inaccessible is now available.
has been unveiled
Implies the removal of a cover or concealment, revealing something new.
has been launched
Suggests a formal introduction or start, often used for products or initiatives.
has been introduced
Emphasizes the presentation of something new to an audience or market.
has been initiated
Indicates the start or commencement of a process or activity.
has been established
Highlights the creation or setting up of something on a firm or permanent basis.
has been created
Focuses on the act of bringing something new into existence.
FAQs
How can I rephrase the sentence "The market has been opened up"?
You can rephrase it using alternatives like "The market "has been made accessible"" or "The market "has been liberalized"" depending on the context.
Is it correct to say "opportunities have been opened up"?
Yes, it is correct. The phrase "has been opened up" is commonly used to indicate that new possibilities or opportunities have become available.
What is the difference between "has been opened up" and "was opened up"?
"Has been opened up" implies a present result of a past action, while "was opened up" simply describes a past action. For example, "The field has been opened up to new research" suggests it remains open, whereas "The field was opened up in 1990" just states when it happened.
When is it appropriate to use "has been opened up" in formal writing?
It's appropriate in formal writing when describing increased accessibility or new opportunities. For instance, "The dialogue "has been initiated" among stakeholders" is suitable for formal reports.
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
92%
Authority and reliability
4.6/5
Expert rating
Real-world application tested