Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day. For example, 5 am is early in the morning, and 5 pm is late in the afternoon; 1 am is one hour after midnight, while 11 pm is one hour before midnight.

The abbreviations a.m. and p.m. stand for the Latin ante meridiem and post meridiem, meaning before and after midday.

noon-6 p.m.

Therefore, afternoon is from 12:01 pm to 5:59 pm. Evening is from 6:00 pm until midnight. ”The word “afternoon”, which derives from “after” and “noon”, has been attested from about the year 1300; Middle English contained both “afternoon” and the synonym “aftermete”.

‘Noon’ means ‘midday’ or 12 in the afternoon. The standard way of writing this therefore would be 12pm. However, there are ways to avoid the confusion completely: you could write 12 noon or 12 midnight instead. Alternatively, you could use the 24-hour clock system, where 12:00 is noon and 24:00 (or 00:00) is midnight.

Originally Answered: Is 12:00 AM yesterday, today, or tomorrow? In our system, tonight’s midnight is the first moment of tomorrow. But as for the rest of us – there’s no official answer and the military use a system in which midnight is 0 hours. In that system, tonight’s midnight is the first moment of tomorrow.

Is midnight considered today or tomorrow? In that system, tonight’s midnight is the first moment of tomorrow. But as for the rest of us – there’s no official answer. That’s why airlines always schedule flights for 11:59 p.m. or 12:01 a.m. – never midnight.

The American Heritage Dictionary of the English Language states “By convention, 12 AM denotes midnight and 12 PM denotes noon. Because of the potential for confusion, it is advisable to use 12 noon and 12 midnight.”

midnight

Showing the Time

24-hour clock

An example: 10.00 a.m. is 10 o-clock in the morning. With a 24 hour time this is 10:00. PM stands in short for Post Meridiem, de latin name for “After Midday” or “After Noon”. An example: 10.00 p.m. is 10 o-clock in the evening.

“AM” and “PM” are both abbreviations of Latin terms and refer to a specific time of day: AM (ante meridiem) means “before noon,” so it refers to the morning. PM (post meridiem) means “after noon,” so it refers to any time after midday.

It’s an hour before midnight. If you mean 11am, it’s obviously not afternoon, since it’s before noon. 11 Pm is night. 11 Am is late morning.

Good morning 5:00 AM to 12:00 PM. Good noon 12:00 PM to 2:30 PM. Good afternoon 2:30 PM to 5:00 PM. Good evening 5:00 PM to 8:00 PM.

If you are parting and going your ways, yes you should say goodnight as that ends your conversation but if you have just met the person at 11pm, a good evening or just a Hi! could do. Good night is supposed to be a kind of “Over and Out” thing.

If you must have a time-of-day salutation, being sure you read client time adjusted for timezone and daylight savings: good morning; good afternoon; good evening (until 10pm) and a plain hello other times.

Good evening any time from 4-5 pm onwards as greeting. Good night any time after 5-6 pm and bedtime as a farewell.

“Good evening” is a form of “hello”. “Good evening” is something that can be used from roughly 5 PM on. “Good night” can also be said from 5 PM on, but usually means one of two things: “goodbye (for the rest of the day, because we are leaving work, the bar, etc.)”

Evening is from 5:01 PM to 8 PM, or around sunset. Night is from sunset to sunrise, so from 8:01 PM until 5:59 AM.

Early is before 5am. Late night begins at about 11ish and goes to whenever I go to bed (be it at 11… or at 9am). Late night is getting home after 10pm during the week, early is getting up before 4am.

The word is derived from the Old English ǣfnung, meaning ‘the coming of evening, sunset, time around sunset’, which originated from æfnian meaning “become evening, grow toward evening”. The use of “evening” dates from the mid 15th century.

Say “Good evening” to say “hello” after 6:00 PM.

Say good evening any time between 5pm and 9pm as a greeting.

Informal or Slang Ways to Say Good Evening

1. Deuces.
2. Peace or peace out.
3. I’m out or outs.
4. Later, Laters,
5. Catch you later.
6. Bye.
7. Be Good.
8. Be good, or be good at it.

Usually, you say “good afternoon from 12.00 noon to 16.59. So if the time is around 2pm to 3.30pm, you say “good afternoon”. We should greet “Good Afternoon” at 12.00p.m to 4.00 p.m.