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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
apply at once
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "apply at once" is correct and usable in written English.
It can be used in contexts where immediate action is required, such as job applications or urgent requests. Example: "If you are interested in the position, please apply at once to ensure your application is considered."
✓ Grammatically correct
Science
News & Media
Wiki
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
1 human-written examples
A reason to be instrumentally coherent as such would have to apply at once to beliefs and intentions.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
With the Perfect Fix function, multiple editing features can be applied at once.
News & Media
After performing nerve ligation, muscular and skin layer was immediately sutured with thread and topical antibiotic was applied at once.
Partition Wizard allows you to queue up multiple changes to be applied at once.
Wiki
Also, the moisture can last even after a bath (though it's best to apply at least once a day, preferably in the morning).
Wiki
When entered, each intervention is recorded for being applied at least once in the treatment episode or not at all.
Science
ᅟ r.clF Indicates whether a reaction r in the current reaction set \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document} $\mathcal {R}'$\end{documentt} R ′ is applied at least once during the computation of the closure.
The government argued in response that those standards did not apply at the sentencing phase once the jury has made the determination that a convicted defendant is eligible for the death penalty.
News & Media
The durability of your roof increases with each layer and torch down roofing applied all at once has the advantage of cohering more strongly together.
Wiki
In order to find a relationship between the dose of the mAbs and the effect on hepcidin and iron, ABT-207 and h5F9-AM8 were applied at different doses once weekly for a total of four doses.
Science
Gloss applied at the ends once you're done makes it soft.
Wiki
Expert writing Tips
Best practice
When requesting action, use "apply at once" to clearly communicate the need for immediate submission or implementation.
Common error
While "apply at once" is grammatically correct, it can sound overly formal in casual settings. Consider using more relaxed alternatives like "apply now" or "submit immediately" for a more natural tone.
Source & Trust
77%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "apply at once" functions as an imperative construction urging immediate action. As Ludwig AI confirms, it conveys a direct request or instruction. Examples show its use in various contexts, such as submitting applications or implementing changes.
Frequent in
Science
30%
News & Media
25%
Wiki
20%
Less common in
Formal & Business
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "apply at once" is a grammatically sound construction used to emphasize the need for immediate action, primarily in professional and formal contexts. While Ludwig AI confirms it as a usable and correct phrase, writers should be mindful of its potentially stiff tone in informal settings. Common situations for its use include job applications, urgent requests, and time-sensitive instructions. Alternatives include "apply immediately" or "submit now" to get a similar meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
apply immediately
Emphasizes the lack of delay in the application process.
apply without delay
Highlights the promptness required in submitting an application.
submit forthwith
A more formal way of saying to submit something immediately.
act instantaneously
Focuses on the immediate nature of the action taken.
apply simultaneously
Indicates that multiple applications are being submitted at the same time.
apply concurrently
Similar to 'apply simultaneously', but often used in more formal contexts.
make an instant application
Highlights the speed of the application process.
put in an immediate request
Focuses on the urgency of the request being made.
initiate application promptly
Emphasizes the need to start the application process quickly.
lodge an application now
Suggests that the application should be submitted in the present moment.
FAQs
What does "apply at once" mean?
The phrase "apply at once" means to submit or implement something immediately without any delay. It emphasizes the urgency and the need for prompt action.
How can I use "apply at once" in a sentence?
You can use "apply at once" when you want to convey the importance of immediate action, such as "If you are interested in the position, you should "apply at once"."
What can I say instead of "apply at once"?
Alternatives to "apply at once" include "apply immediately", "submit now", or "act promptly". The best choice depends on the specific context and desired tone.
In what situations is it appropriate to use the phrase "apply at once"?
The phrase "apply at once" is appropriate in situations where there's a need to highlight the urgency of action or submission, especially in formal or professional settings, such as job applications, official requests, or time-sensitive instructions.
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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
77%
Authority and reliability
4.1/5
Expert rating
Real-world application tested