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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
biweekly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'biweekly' is a correct and usable word in written English.
It means 'occurring every two weeks', so it can be used when discussing something that takes place or is done on a regular basis at intervals of two weeks. Example sentence: We hold biweekly meetings to discuss our progress on the project.
✓ Grammatically correct
News & Media
Encyclopedias
Alternative expressions(20)
every two weeks
twice a week
every other week
once every two weeks
twice a month
every two months
twice weekly
fifteen
on a bi monthly basis
on a biweekly basis
semi-monthly
on a fortnightly basis
every fourteen days
at intervals of two weeks
every other seven days
at least once a fortnight
at least once a week
every second week from now on
every two weeks eventually
at some point
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
The same applies to bimonthly and biweekly: say "every fortnight", "twice a month" or "every two months", and so on.
News & Media
Instead I arrange an interview with Valerie Sinason who, according to the records, saw Carole for psychotherapy biweekly for eight months in 1992.
News & Media
Back in Iganga, several members who had joined several months ago, attended every biweekly seminar, bought lots of products, and gone on recruitment drives, revealed that they had not earned any notable income either.
News & Media
A biweekly magazine devoted to the cult is sold at most news-stands.
News & Media
In June some 30 of them began holding regular biweekly meetings—just as mainstream factions do.
News & Media
The organization published a biweekly paper, Peace by Peace, and provided for families of prisoners a bus service to and from Belfast's jails.
Encyclopedias
Hayek also became a regular attendee at von Mises's biweekly seminar, passed his Habilitation (an oral examination that is a necessary step toward becoming a university teacher), and published his first book, Monetary Theory and the Trade Cycle, in 1929.
Encyclopedias
Type 1 Gaucher disease may be treated by enzyme replacement therapy in which injections of imiglucerase, a synthetic analog of glucocerebrosidase that is made using recombinant DNA technology, are administered on a weekly or biweekly basis.
Encyclopedias
Forbes, American business magazine owned by Forbes, Inc. Published biweekly, it features original articles on finance, industry, investing, and marketing topics.
Encyclopedias
Hill also edited a biweekly theatrical journal, The Prompter, from 1734 to 1736.
Encyclopedias
Best known was Look (1937 71; briefly revived 1979), a popular biweekly.
Encyclopedias
Expert writing Tips
Best practice
When using "biweekly", ensure your audience understands whether you mean twice a week or every two weeks, as the term can be ambiguous. Consider using clearer alternatives like "twice a week" or "every other week" to avoid confusion.
Common error
Avoid using "biweekly" if clarity is crucial. Some readers may misinterpret it to mean 'twice per week' instead of 'every two weeks'. Replace it with less ambiguous phrases like "every two weeks" or "semi-monthly" to ensure accurate communication.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The word "biweekly" functions primarily as an adjective modifying a noun to indicate frequency. It describes something that occurs either every two weeks or twice a week. As noted by Ludwig, it's important to ensure clarity due to its potential ambiguity.
Frequent in
News & Media
36%
Encyclopedias
34%
Formal & Business
7%
Less common in
Science
7%
Reference
6%
Wiki
4%
Ludwig's WRAP-UP
The term "biweekly" is used to describe something occurring either every two weeks or twice a week. Ludwig highlights the potential ambiguity of "biweekly", which can lead to misinterpretations; therefore, it is often better to use clearer alternatives such as "every two weeks" or "twice a week". With numerous examples from news sources like The New York Times and The New Yorker, and encyclopedias like Britannica, "biweekly" is a common term in written English, though care should be taken to ensure clarity in its intended meaning. While the phrase itself is grammatically sound, its application requires careful consideration to avoid confusion.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Every two weeks
This alternative explicitly states the frequency as a period of two weeks, clarifying the timing directly.
Every other week
This phrasing avoids the ambiguity of "biweekly" by clearly indicating alternating weeks.
Fortnightly
Synonymous with "every two weeks", this term is common in British English.
Once every fortnight
Using "fortnight" specifies a two-week period, which might be clearer for some audiences.
Each two weeks
This emphasizes the regularity of the two-week interval.
Occurring every fourteen days
This provides a precise numerical definition of the interval between occurrences.
At intervals of two weeks
This alternative clearly describes the periodic nature of the events.
Semi-monthly
This term is more commonly used in contexts where events occur roughly twice a month.
Done every second week
This alternative is simple and clearly describes an action performed at a regular cadence.
Twice a month
This alternative provides a frequency relative to the month, suitable for schedules that approximate this timing.
FAQs
What does "biweekly" actually mean?
"Biweekly" can be ambiguous; it can mean either "twice a week" or "every two weeks". To avoid confusion, it's better to use clearer phrases like "every two weeks" or "twice a week" to specify the intended meaning.
How can I use "biweekly" in a sentence?
You can use "biweekly" to describe events that occur every two weeks. For example, "The team has a "biweekly meeting" to discuss project updates."
What is a less ambiguous alternative to "biweekly"?
To avoid misunderstanding, use phrases like "every other week" or "once every two weeks" instead of "biweekly".
What's the difference between "biweekly" and "bimonthly"?
Both "biweekly" and "bimonthly" are ambiguous. "Biweekly" can mean "twice a week" or "every two weeks", while "bimonthly" can mean "twice a month" or "every two months". It's best to use specific alternatives like "twice a month" or "every two months" for clarity.
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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
4.6/5
Expert rating
Real-world application tested