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
on the third
Grammar usage guide and real-world examplesUSAGE SUMMARY
"on the third" is a perfectly correct and usable phrase in written English.
It is typically used to indicate the third instance of something within a given time frame, usually a month or year. For example, "We are meeting on the third of May".
✓ Grammatically correct
News & Media
Wiki
Science
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
59 human-written examples
Now bring on the third installment already.
News & Media
This one is on the third island.
Wiki
On the third one, Rezaï double-faulted.
News & Media
On the third night, no one came.
News & Media
He's on the third floor.
News & Media
Comment on the Third Edition.
News & Media
His office is on the third floor.
News & Media
"Jerusalem" was triumphant on the third ballot.
News & Media
Our rooms were on the third floor.
News & Media
Bedrooms are on the third floor.
News & Media
On the third attempt, he dislodged it.
News & Media
Expert writing Tips
Best practice
When using "on the third" to refer to a date, ensure clarity by specifying the month or context to avoid ambiguity. For instance, say "on the third of July" rather than just "on the third".
Common error
Avoid using "on three" instead of "on the third". "Third" is the ordinal number that indicates position in a sequence, whereas "three" is a cardinal number indicating quantity.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "on the third" functions primarily as an adverbial phrase, modifying a verb or clause by specifying time, position, or sequence. Ludwig provides numerous examples of this usage across diverse contexts.
Frequent in
News & Media
40%
Wiki
25%
Science
15%
Less common in
Formal & Business
8%
Encyclopedias
7%
Reference
5%
Ludwig's WRAP-UP
In summary, "on the third" is a versatile phrase functioning as an adverbial phrase. As Ludwig AI confirms, the phrase is grammatically correct and frequently used across a wide range of contexts, from news and media to scientific publications and everyday conversation. To ensure clarity, specify the context when referring to a date and avoid confusing it with cardinal numbers. Consider alternatives like "thirdly" for more formal settings. Understanding these nuances will help you use "on the third" effectively in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
thirdly
A single-word adverb that directly indicates the third item in a sequence, offering a more concise alternative.
in third place
Specifies a ranking or position in a competition or ordered list.
at the third attempt
Highlights the number of tries taken to achieve something.
the third time
Refers to the occasion something happens for the third time.
as the third
Used to introduce the third element in a series or list.
number three
A simple way to refer to the third item in a numbered list or sequence.
on third base
A baseball term that refers to being in the third position during the play.
the third instance
Refers to the specific occurrence of something happening for the third time.
at the third milestone
Emphasizes reaching a specific point in a progression.
in the third position
Highlights a ranking or spot within a specific arrangement.
FAQs
How do I properly use "on the third" in a sentence?
Use "on the third" to indicate the third instance of something or a specific date. For example, "The meeting is scheduled "on the third of May"", or "On the third attempt, he succeeded".
What are some alternatives to saying "on the third"?
Depending on the context, you could use "thirdly", "in third place", or "at the third attempt".
Is it more formal to say "on the third" or "thirdly"?
"Thirdly" is generally considered more formal and is often used in structured lists or arguments. "On the third" is more neutral and can be used in various contexts.
What's the difference between "on the third" and "the third time"?
"On the third" is often used to specify a date or the third item in a sequence. "The third time" refers specifically to an event happening for the third occasion.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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