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
upon ready
Grammar usage guide and real-world examplesUSAGE SUMMARY
Sentence The phrase "upon ready" is not technically correct in written English.
You could use "once ready" instead, for example, "Once ready, I will give my presentation."
⚠ May contain grammatical issues
News & Media
Academia
Science
Alternative expressions(7)
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
Tampa Bay's offense moved the ball, maintained possession and scored points, keeping the defense fresh and, when called upon, ready to pounce.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Key is confident and domineering, while the usually guitar-strumming Basden is more put-upon, but ready to engage in passive-aggressive sulking if he doesn't get his way.
News & Media
She relied upon this ready army of concerned citizens both as sources who discovered robins and squirrels poisoned by pesticides outside their back doors and as readers to whom she had to appeal.
News & Media
"There is a Ferry kept over Potomack...and much the nighest Way from Annapolis to Williamsburg, where all gentlemen may depend upon a ready Passage in a good new boat and able hands".
News & Media
Upon certain ready Processes for Computation, supposed to have been invented by the American Boy exhibited in London, by A. H. E., with a reply by O. Vindication of the Claims of the American Boy to extraordinary Talents and original Discovery, by Mr. W. Saint.
Change is upon us, ready or not.
News & Media
Finally, in the late 1780s, a monetary system based on the Spanish dollar or piece of eight was decided upon and ready for adoption.
News & Media
Their ability to rebuild ports, docks and boats depends upon a ready supply of skilled workers, the funds, and professionally employed residents who are able to contribute to those efforts.
News & Media
The first batch of Build Upons will be ready in October.
News & Media
Western lysate samples of 20 μL containing 10 μg of protein were run upon a ready-cast 4% to 12% Tris-Glycine gel (Novex.
In comparison, 87.6% of our participants presented with near visual acuity <20/50 that was improved at least one line of acuity upon application ready-made single-vision glasses.
Science
Expert writing Tips
Best practice
Prefer using more common and grammatically sound alternatives like "once ready" or "when ready" to convey the intended meaning of being prepared.
Common error
Avoid directly combining "upon" with adjectives like "ready". "Upon" typically precedes a noun or gerund. Using it with an adjective often results in awkward or incorrect phrasing. Instead, rephrase to use "once", "when", or "as soon as" with the adjective.
Source & Trust
84%
Authority and reliability
2.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "upon ready" functions as an adverbial modifier, though its usage is grammatically dubious. Ludwig flags it as potentially incorrect, suggesting it does not conform to standard English grammar.
Frequent in
News & Media
33%
Academia
33%
Science
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "upon ready" is an infrequent and grammatically questionable construction. While its intended meaning is to denote temporal proximity—something happening immediately after readiness—Ludwig indicates that it's not a standard or recommended usage. Grammatically, "upon" typically precedes a noun or gerund, not an adjective directly. The few examples available across news, academic, and scientific sources highlight its rarity. More appropriate alternatives include "once ready" or "when ready". Therefore, it's best to avoid "upon ready" in favor of clearer and more grammatically sound options.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
once ready
Replaces the preposition with a conjunction, creating a clearer temporal relationship.
when ready
Similar to 'once ready', this option provides a more standard and easily understood phrasing.
as soon as ready
This alternative emphasizes the immediacy of readiness.
immediately upon being ready
More formal and emphasizes the timing of the readiness.
on becoming ready
Formal and implies a process leading to readiness.
at the point of readiness
Highlights the precise moment of being prepared.
in a state of readiness
Shifts the focus to the condition of being ready.
when preparedness is achieved
More formal and emphasizes the completion of preparation.
after getting ready
Simplifies the phrase, focusing on the action of preparing.
following readiness
Implies a sequential action or event after the state of being ready.
FAQs
What does "upon ready" mean?
The phrase "upon ready" is not a standard English expression. It seems to attempt to convey the idea of something happening immediately after readiness is achieved. More common and grammatically correct alternatives include "once ready" or "when ready".
How can I use "upon" correctly in a sentence?
Use "upon" followed by a noun or a gerund (verb ending in -ing). For example, "upon arrival" or "upon seeing him". Using it directly before an adjective like in "upon ready" is generally incorrect. See also "upon arrival".
Is it ever correct to say "upon ready"?
While extremely rare, you might find instances where it's part of a title or a very stylized sentence, but it is generally discouraged. Prefer using alternatives that are grammatically sound and more widely accepted.
What's a better way to say "upon ready"?
Consider alternatives like "once ready", "when ready", or "as soon as ready" to express the idea of something happening immediately after a state of readiness is achieved. The choice depends on the specific context.
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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
84%
Authority and reliability
2.1/5
Expert rating
Real-world application tested