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
active until the
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "active until the" is correct and usable in written English.
You can use this phrase to refer to something that will remain active up to a certain point. For example, "The sale is active until the end of the month."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Wiki
Alternative expressions(20)
valid until the
in effect until the
remaining functional until the
valid until
operative until the
lasting until the
remaining open until the
good until the
effective until the
strong until the
activate until the
functional until the
hot until the
efficient until the
aggressive until the
participate until the
involved until the
asset until the
activities until the
engaged until the
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
58 human-written examples
Most of the induced activity has remained active until the present (Mar. 31, 2011).
Science
In fact, after a peak of activity 3 4 Mya, Gypsy elements have been less active until the present.
Science
She was active until the very end.
News & Media
Public Figure, Private Man Mr. McCarthy remained active until the last few months.
News & Media
A World War II veteran, Nat was generous, gregarious and active until the end.
News & Media
Healthy and active until the last few months of his life.
News & Media
The database is not scheduled to become active until the middle of next year.
News & Media
He was an avid handball, tennis player and fisherman, active until the last few years of his life.
News & Media
By 1706 he was back in France, where he was active until the 1720s on church commissions.
Encyclopedias
A series of Methodist missions were established in the 20th century; one established in 1947 remained active until the 1970s.
Encyclopedias
Last year Ken Griffey Jr. left the Mariners in midseason, although his uniform remained active until the final day of the season.
News & Media
Expert writing Tips
Best practice
When describing a process or project, use "active until the" to clearly define the period of operation or validity.
Common error
Avoid ambiguity by always specifying a clear and measurable endpoint when using "active until the". For instance, instead of saying "the system is active until further notice", specify a date or event like "the system is active until January 1, 2026".
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "active until the" primarily functions as a prepositional phrase modifying a verb, adjective, or noun. It indicates the duration or temporal limit of an action or state, as shown by Ludwig.
Frequent in
News & Media
30%
Science
25%
Encyclopedias
15%
Less common in
Wiki
10%
Formal & Business
10%
Reference
10%
Ludwig's WRAP-UP
The phrase "active until the" is a versatile and grammatically sound construct used to define the period of validity or operation for a wide range of subjects. As affirmed by Ludwig, this phrase is correct and usable in written English. It appears across various domains, from news and media to scientific publications and encyclopedias, showcasing its broad applicability. To avoid ambiguity, ensure the endpoint of the activity is clearly defined. Consider related phrases such as "valid until the" or "operative until the" for nuanced meanings. This detailed analysis ensures effective and precise communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
lasting until the
Emphasizes the duration or endurance of something up to a particular time.
operative until the
Focuses on the functionality or operational status lasting until a certain time.
remaining open until the
Indicates availability or accessibility continuing up to a specified time.
valid until the
Emphasizes the legitimacy or authorized status continuing until a given date or event.
good until the
Signifies validity or usefulness extending up to a particular date or time.
in effect until the
Highlights the binding or enforceable nature persisting until a defined moment.
remaining functional until the
Specifically points out the ability to continue performing its intended function up to a specific time.
continuing in force until the
Formal expression indicating the sustained power or validity up to a certain point.
holding good until the
Suggests that an agreement, claim, or situation remains true or applicable up to a certain time.
surviving until the
Focuses on the persistence of existence up to a certain point, often implying a challenge or difficulty.
FAQs
How can I use "active until the" in a sentence?
You can use "active until the" to indicate the duration of an activity or state. For example, "The promotion is active until the end of July" or "My subscription is active until the specified date".
What phrases are similar to "active until the"?
Similar phrases include "valid until the", "in effect until the", or "remaining functional until the", depending on the specific context.
Is it more appropriate to say "active until" or "valid until"?
The choice between "active until" and "valid until" depends on the context. "Active until" implies a state of operation or engagement, while "valid until" suggests legitimacy or authorization. Choose "valid until" when referring to agreements, licenses, or permissions.
Can "active until the" be used for both physical and abstract concepts?
Yes, "active until the" can be used for both. You can say "the server is active until the maintenance window" (physical) or "the agreement is active until the expiration date" (abstract).
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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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested