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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
semi-weekly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "semi-weekly" is correct and usable in written English.
It can be used to describe an event or occurrence that happens twice a week. Example: "The team holds semi-weekly meetings every Tuesday and Thursday to discuss project updates."
✓ Grammatically correct
News & Media
Wiki
Science
Formal & Business
Alternative expressions(2)
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
26 human-written examples
'Scintillations' Theatlantic.com | The Facebook of 1883, as it appeared in The Semi-Weekly Bourbon News, a newspaper in Kentucky.
News & Media
In early 1962, Oscar Griffin Jr, editor of the semi-weekly Pecos Independent and Enterprise, began a series of articles detailing the ammonia tank scam, for which he won a Pulitzer prize in 1963.
News & Media
Study Design: Between January 1989 and December 1997, all women with obstetric cholestasis underwent transcervical amnioscopy after 36 weeks for assessment of amniotic fluid color, in addition to standard monitoring of fetal well-being (semi-weekly non-stress test and amniotic fluid volume determinations).
We reported our weights to each other semi-weekly.
News & Media
The yoga group participated in semi-weekly one-hour yoga practice for eight weeks.
News & Media
Russian authorities granted a concession for a semi-weekly service by Aeroflot from Murmansk Airport.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
34 human-written examples
Semi-official weekly.
News & Media
Publications of all types that may contain Drosophila-related information are identified by a weekly semi-automated literature search of the PubMed database (http://www.ncbi.nlm.nih.gov/pubmed/).nih.gov/pubmed/
Of those, only 14 display current balance sheets in which weekly or semi-monthly data are published within two weeks.
News & Media
By that I mean the public will get to see all the after action reports, incident reports, weekly, monthly, semi-annual, and annual reports that such firms are required under contract language to produce.
News & Media
Weekly, a semi-popular podcast based on the conceit that people are either Them— I know them!—or Whos— Who are they?Our goal is to shed light onto the various people you see in the tabloids while you wait in the supermarket check-out aisle, sure, but we're finding that the Who dilemma extends beyond tabloids and into all facets of pop culture.
News & Media
Expert writing Tips
Best practice
Ensure clarity by specifying "semi-weekly" meetings with the specific days if the context requires, such as "semi-weekly meetings (Tuesdays and Thursdays)".
Common error
Avoid ambiguity by clarifying if "bi-weekly" means twice a week or every two weeks. Using "semi-weekly" removes this confusion.
Source & Trust
75%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "semi-weekly" functions primarily as an adjective modifying nouns to describe the frequency of events, publications, or services that occur twice a week. This is evident from Ludwig's examples, showcasing its use in contexts like "semi-weekly newspaper" or "semi-weekly service."
Frequent in
News & Media
36%
Wiki
28%
Science
24%
Less common in
Formal & Business
8%
Ludwig's WRAP-UP
In summary, "semi-weekly" correctly and clearly means twice a week, as validated by Ludwig. It functions as an adjective, describing the frequency of events, publications, or services. While versatile, it's crucial to differentiate it from the ambiguous "bi-weekly". To avoid misunderstandings, specify the days or use clearer alternatives like "twice a week" if needed. Predominantly found in News & Media, Wiki, and Science contexts, this term offers precision in conveying frequency. Remember, Ludwig's analysis confirms its proper usage across diverse scenarios.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
twice-weekly
Direct synonym, emphasizing the 'twice' aspect.
bi-weekly (twice a week)
Clarifies that 'bi-weekly' is being used to mean twice a week to avoid confusion.
two times a week
Explicitly states the frequency of occurrence.
every half-week
Focuses on the half-week interval.
twice per seven days
Highlights the frequency within a weekly cycle.
occurring every three and a half days
Expresses frequency in terms of days, giving a more precise timeframe.
every 3.5 days
Numerical representation of the interval.
two instances weekly
More formal way of expressing the frequency.
at intervals of three and a half days
Emphasizes the spacing between occurrences.
every Wednesday and Saturday
Specific days of the week the event occurs, if known.
FAQs
What does "semi-weekly" mean?
"Semi-weekly" means twice a week or occurring every half-week. It describes events or publications that happen two times within a seven-day period.
How is "semi-weekly" different from "bi-weekly"?
While both terms relate to frequency, "bi-weekly" can be ambiguous, meaning either twice a week or once every two weeks. "Semi-weekly" specifically means twice a week, avoiding confusion. For clarity, if you intend to say twice per week, using "semi-weekly" is preferrable.
What are some alternatives to "semi-weekly"?
Alternatives include "twice-weekly", "two times a week", or "every three and a half days", depending on the context.
Can you provide an example of how to use "semi-weekly" in a sentence?
Sure, here's an example: "The newspaper transitioned from a "semi-weekly" to a daily publication due to increased demand".
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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
75%
Authority and reliability
4.1/5
Expert rating
Real-world application tested