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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
upon first hearing
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "upon first hearing" is correct and usable in written English.
It can be used to describe an initial reaction or impression when someone first listens to something, such as music or a speech. Example: "Upon first hearing the symphony, I was captivated by its emotional depth and complexity."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
the first time I heard
upon first sight
upon first examination
at first blush
upon first setup
upon first reading
from the outset
upon first admission
superficially
upon first view
upon first contact
prima facie
upon first use
at first sight
on the surface
upon first look
to begin with
upon first glance
upon first inspection
at the beginning
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
"Irving," he said upon first hearing the song, "you won't have to worry about that one".
News & Media
UMI SELAH, executive director of the Dream Defenders: The story, upon first hearing it, didn't seem too different to me.
News & Media
This was the attitude that Swift was satirizing when he had Gulliver, upon first hearing of the Struldbruggs, rhapsodize over the possibility of immortality.
News & Media
Few memories match the ones including the young Ali, who upon first hearing a black man speak out against racism in Harlem wondered: "How can he talk like that?
News & Media
But I'll admit that upon first hearing the name of his play, I thought irritably, "How the ___ am I going to write about it?" As you see, I have already devoted much space-consuming ink to my quandary.
News & Media
While the idea of sending astronauts aloft never to return is jarring upon first hearing, the rationale for one-way trips into space has both historical and practical roots.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
34 human-written examples
Attend the first hearing.
Wiki
You could imagine the correspondents for Pedantry Corner — Private Eye's fractious corrections department — grumbling, upon the fifth hearing of the words "I'd like to thank," "Well, bloody thank him, then!" A statue of the Duke of Wellington presided over the room.
News & Media
Frankly, when she first heard of the young protesters descending upon Zuccotti Park, she reacted like a New Yorker.
News & Media
First heard about evolution 2 1 0 0 1 1 2 1 8 16.
The government called upon a former army general to hold a second hearing.
News & Media
Expert writing Tips
Best practice
Use "upon first hearing" to describe an immediate or initial reaction to information received through listening. It often sets the stage for explaining a subsequent change in opinion or understanding.
Common error
Avoid using "upon first hearing" in very informal contexts. While grammatically correct, it can sound overly formal or stilted in casual conversation. Consider using simpler alternatives like "when I first heard" in such situations.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "upon first hearing" functions as a prepositional phrase that modifies a verb or clause, indicating the timing of an action or reaction. As Ludwig confirms, it's a grammatically correct way to introduce an initial impression.
Frequent in
News & Media
66%
Wiki
12%
Science
12%
Less common in
Formal & Business
4%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "upon first hearing" is a grammatically sound and commonly used prepositional phrase that describes an initial reaction to something heard. As Ludwig confirms, its usage spans various contexts, from News & Media to scientific discussions, and presents a valuable means of introducing initial reactions. While versatile, it's best suited for neutral to formal settings, as simpler alternatives might be preferable in casual conversations. When aiming for clarity and a touch of formality in your writing, "upon first hearing" serves as a reliable choice for setting the stage and providing context for subsequent thoughts or actions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
at the first hearing
Uses "at" instead of "upon", slightly less formal.
initially upon hearing
Adds emphasis to the initial aspect of the hearing.
at the initial hearing
Replaces "first" with "initial", focusing on the beginning of the hearing process. Slightly more formal.
when initially hearing
Uses "when" to introduce the action and "initially" to specify the timing of hearing. Slightly less formal.
on the first listen
Specifically refers to auditory experiences and uses "listen" instead of "hearing".
when it was first heard
Changes the structure to a passive voice, emphasizing the action of hearing.
at the outset of hearing
More formal, using "outset" to refer to the beginning.
the first time I heard
More colloquial and personal, specifying the subject who is hearing.
on first acquaintance
More formal and can be used in broader contexts beyond just hearing, relating to initial exposure.
as soon as one hears
Emphasizes the immediacy of the reaction following the hearing.
FAQs
What does "upon first hearing" mean?
The phrase "upon first hearing" means immediately after hearing something for the first time. It's used to describe an initial reaction or impression.
How can I use "upon first hearing" in a sentence?
You can use "upon first hearing" to introduce a reaction or thought that occurred when you initially heard something. For example: "Upon first hearing the news, I was shocked."
What are some alternatives to "upon first hearing"?
Alternatives include "at first listen", "when I first heard", "initially upon hearing", or "at the first hearing", depending on the specific context.
Is it more appropriate to say "at first hearing" or "upon first hearing"?
Both phrases are grammatically correct, but "upon first hearing" is slightly more formal than "at first hearing". The best choice depends on the context and desired tone.
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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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested