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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
bis then
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "bis then" is not correct in written English.
It seems to be a typographical error or a misinterpretation of "by then." Example: "I will have completed the project by then."
⚠ May contain grammatical issues
Science
News & Media
Wiki
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
4 human-written examples
For example, it may be due to a behavioural inhibition system (BIS), which Gray (1982) proposed is activated by novel or threat stimuli; the BIS then interrupts ongoing information processing and behavioural responses, and triggers increased arousal and vigilance, which facilitate responding to the potential threat (see also McNaughton & Corr, 2004).
At first, precursor cations were incorporated into the poly N-isopropyl acrylamide-acrylic acid-2-hydroxyethyl acrylate) microgel poly N-isopropylinked with N N'-methylene bisacrylamide (BIS), then iron oxide NPs were in-suit synthesized in the microgel by co-precipitation.
Science
The BIS then checks the colours and only then can the flag be sold.
Wiki
Soon she was showing alongside Kenzo's Jungle Jap and Doroth?Bis; then, in the late '70s, she put on her runway a bright red bra under a sheer shirt.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
In "Puccini" the gay antiheroine goes bi, then backtracks; in "Gray Matters" the suppressed lesbian desires of a woman who has assumed she is straight are awakened by an impulsive kiss.
News & Media
If M > bi then the bidder does not win the auction and obtains a payoff of 0. The same payoff would be obtained by submitting his/her own valuation.
Academia
Rules are always written in the following form: Ri : IF x is Ai and / or y is Bi THEN z is Ci (4).
But if someone says they are bi, then you know that they are, regardless of the gender of their partner.
News & Media
That's because if by "bisexual" we mean people who are behaviorally bi, then because half the gay- and lesbian-identified population has had sexual experiences with partners of a different sex, millions of people who currently call themselves gay or lesbian would no longer be able to do so.
News & Media
If you want your local LGBT community center's board of directors to have proportional representation of bisexuals (that would mean that of the LGB people on the board, 50percentt would be bi), then you need to get up and run for the board.
News & Media
Many people may judge you or try to; don't take notice of them because all they are doing is trying to bring you down and if they cannot accept that your gay or lesbian or bi then don't associate yourself with them.
Wiki
Expert writing Tips
Best practice
When aiming to express a sequence of events, replace "bis then" with more standard alternatives like "by then", "after that", or "subsequently" to ensure clarity and grammatical correctness.
Common error
Avoid using "bis then" in your writing. This phrase is not recognized as standard English and may confuse your readers. Instead, opt for established alternatives such as "by then" or "after that".
Source & Trust
79%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "bis then" functions as an attempted temporal conjunction, aiming to connect events sequentially. However, it is not a recognized or grammatically correct conjunction in English. Ludwig AI highlights that this phrase is likely a typographical error or misinterpretation.
Frequent in
Science
33%
News & Media
33%
Wiki
17%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "bis then" is considered grammatically incorrect in English, as noted by Ludwig AI. While it appears in various contexts such as Science, News & Media and Wiki, it should be avoided in formal writing. Instead, opt for established alternatives like "by then", "after that", or "until then" to ensure clarity and precision in your writing. These alternatives accurately convey the intended meaning of indicating a future time relative to a prior event.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
by then
Replaces "bis" with "by" to indicate a point in time before something else happens.
after that
Substitutes the entire phrase with a simpler sequential indicator.
subsequently
Replaces the phrase with a more formal synonym indicating sequence.
thereafter
Uses a more archaic term to denote 'after that time'.
following that
Emphasizes the sequential nature of events.
next
Offers a very concise way to indicate the next step in a sequence.
at that time
Focuses on a specific point in time related to a previous event.
afterward
Provides a single-word alternative to "after that".
in due course
Suggests that the second event will happen when appropriate or expected.
in the aftermath
Highlights that the second event occurs as a consequence of the first.
FAQs
What does "bis then" mean?
"Bis then" is not a standard English phrase and doesn't have a clearly defined meaning. It seems to be a typo. Consider using "by then" or "until then" instead.
Is "bis then" grammatically correct?
No, "bis then" is not grammatically correct in English. Use alternatives like "by then" or "after that" instead.
What can I say instead of "bis then"?
Replace "bis then" with phrases like "by then", "until then", or "after that" to convey the intended meaning of a future time relative to a prior event.
How can I use "by then" in a sentence?
Use "by then" to indicate that something will happen before a specific time in the future. For example: "I will have completed the project "by then"."
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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
79%
Authority and reliability
2.8/5
Expert rating
Real-world application tested