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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
good afternoon
Grammar usage guide and real-world examplesUSAGE SUMMARY
"good afternoon" is a correct and usable expression in written English.
It is usually used as a greeting when meeting someone during the afternoon hours, or as a goodbye when departing in the afternoon. For example, "Good afternoon, it was nice meeting you."
✓ Grammatically correct
News & Media
Academia
Wiki
Alternative expressions(20)
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
43 human-written examples
Good Afternoon Good afternoon is Konnichiwa.
Wiki
Good afternoon.
News & Media
"Good afternoon, ma'am.
News & Media
DAVID BROOKS: Good afternoon.
News & Media
JEROME GROOPMAN: Good afternoon.
News & Media
"Good afternoon," Rosenberg said.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
6 human-written examples
Good night, good night.
News & Media
Good night.
Good evening!
News & Media
Good Night.
Academia
"Good morning, good morning, good morning".
News & Media
Expert writing Tips
Best practice
Use "good afternoon" as a polite and appropriate greeting when meeting someone or starting a conversation during the afternoon hours, typically between noon and 6 p.m.
Common error
Avoid using "good afternoon" in the morning or evening; instead, use "good morning" or "good evening" respectively to maintain proper etiquette.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "good afternoon" is as an interjection, specifically a greeting. It's used to acknowledge someone politely upon meeting them during the afternoon. As Ludwig AI highlights, this phrase is a conventional way to start a conversation or interaction.
Frequent in
News & Media
35%
Academia
30%
Wiki
15%
Less common in
Formal & Business
10%
Science
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, "good afternoon" is a grammatically correct and commonly used greeting suitable for use between noon and 6 p.m. across various contexts, including news, academia and informal settings. According to Ludwig AI, the phrase serves as a polite way to acknowledge someone during the afternoon. While versatile, it's essential to use the greeting within the appropriate time frame, opting for alternatives like "good morning" or "good evening" outside of those hours. Its neutral to formal register makes it useful in both professional and casual environments, making it a reliable choice for polite communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
good morning
A greeting specific to the morning hours.
good evening
A greeting appropriate for the evening hours.
have a good afternoon
A parting wish for someone to enjoy their afternoon.
good day
A formal greeting applicable throughout the daytime.
afternoon
A shortened, less formal version of the original greeting.
hello
A simple and universal greeting suitable for nearly any context.
hi
A more informal greeting, suitable for casual settings.
greetings
A general term for welcoming someone, often used in formal situations.
how do you do
A formal greeting, less common in contemporary usage but still recognized.
welcome
An expression of hospitality upon someone's arrival.
FAQs
When is it appropriate to use "good afternoon"?
Use "good afternoon" as a greeting during the afternoon, typically between 12:00 PM and 6:00 PM. It's a polite way to acknowledge someone during this time of day.
What's the difference between "good afternoon" and "good evening"?
"Good afternoon" is used from noon to sunset or early evening, while "good evening" is used from sunset until bedtime. The distinction depends on the time of day.
Are there any formal alternatives to "good afternoon"?
While "good afternoon" is already quite formal, you can enhance formality by adding a title and last name, such as "Good afternoon, Dr. Smith".
Can I use "good afternoon" in an email?
Yes, starting an email with "good afternoon" is perfectly acceptable, especially for emails sent during the afternoon. It sets a respectful and polite 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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested