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
are then open
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are then open" is correct and usable in written English.
It can be used to indicate that something becomes accessible or available after a certain condition is met or an event occurs. Example: "The doors are then open for anyone who wishes to enter the exhibition."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(4)
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
5 human-written examples
The articles are then open to the scrutiny of the entire scientific community, rather than to one or two referees selected by a journal editor.
Encyclopedias
Individuals write articles and post them on Wikipedia, and these articles are then open for vetting and editing by the community of Wikipedia readers, rather than by a single editor and fact-checker.
Encyclopedias
The purpose is that Reddit users are then open to ask questions that the IAMA will then answer.
News & Media
Here, by simply defining the genes involved in energy metabolism, we were able to find co-expression patterns in white-blood cell derived samples – the biological drivers for the patterns are then open to investigation.
Science
Those genes for which no functional assignments have been proven experimentally are then open for bids by biochemists to test the predicted functions.
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
The meeting was then open for questions.
News & Media
But if I've built a respect between us, the link for communication is then open.
Science & Research
The seed kernels were then open in two cotyledons of about 9.7 ± 2.4 mm thickness for drying.
The door was then open for her ouster, which took eight months to be realised.
News & Media
The park is then open on weekends, the week of Thanksgiving and during the winter holidays.
News & Media
The park is then open only on weekends until the beginning of November for HalloWeekends, a Halloween event.
Wiki
Expert writing Tips
Best practice
When using "are then open", ensure the preceding context clearly establishes the condition or event that leads to the state of openness. This provides clarity and logical flow to your writing.
Common error
Avoid using "are then open" without a clear antecedent. Without a preceding condition or event, the phrase lacks context and can confuse the reader. Always establish what must happen before something becomes "open".
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "are then open" is to predicate a state of accessibility or availability that occurs sequentially. Ludwig examples showcase scenarios where something becomes open after a particular action or condition is met.
Frequent in
Science
40%
News & Media
40%
Encyclopedias
20%
Less common in
Formal & Business
0%
Wiki
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "are then open" is a grammatically sound expression used to indicate that something becomes accessible or available after a specific event or condition is met. Ludwig AI validates its correctness and usability in written English. While the phrase is not exceptionally common, it appears primarily in scientific, news and media, and encyclopedia contexts. When using "are then open", ensure that the preceding context clearly establishes the necessary condition to avoid ambiguity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
become accessible
Focuses on the act of becoming accessible rather than the state of being open.
are subsequently available
Emphasizes the sequential availability, highlighting a later time frame.
are now accessible
Indicates immediate accessibility rather than accessibility after a condition.
are now available
Like "are now accessible", it stresses immediate availability.
then become available
Rearranges the order to emphasize the action of becoming available.
are opened thereafter
Focuses on the act of opening following a specific action.
are unlocked afterwards
Implies a prior state of being locked or inaccessible.
become unsealed
Suggests a previous condition of being sealed or closed.
are subsequently unveiled
Carries a connotation of revealing something previously hidden.
are after that cleared
Indicates the removal of obstacles or barriers after a certain point.
FAQs
How can I use "are then open" in a sentence?
Use "are then open" to indicate that something becomes accessible or available after a specific condition is met or an event occurs. For example: "Once the payment is processed, the files "are then open" for download".
What phrases are similar to "are then open"?
Similar phrases include "become accessible", "are subsequently available", or "are now available". The best choice depends on the specific context and nuance you want to convey.
What's the difference between "are then open" and "are now open"?
"Are then open" implies a sequence, indicating openness after a specific event or condition. "Are now open" suggests immediate accessibility. The phrase you chose depends on your context.
Is it grammatically correct to say "are then open"?
Yes, "are then open" is grammatically correct. As Ludwig AI confirms, this phrase correctly indicates that something becomes accessible or available at a later time or after a certain condition has been fulfilled.
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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested