12pm is midday or midnight?
12432
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."
281399
The 12-hour clock runs from 1am to 12 noon and then from 1pm to 12 midnight. The 24-hour clock uses the numbers 00:00 to 23:59 (midnight is 00:00).
711619
One refers to the clock and one refers to the sky. The set of words that refers to the clock is: midnight (exactly 12:00 am), morning (from 12:01 am to 11:59 am), noon (exactly 12:00 pm), afternoon (from 12:01 pm to 6:00 pm), evening (from 6:00 pm to 11:59 pm).
168853
12pm is noon by universally accepted convention. It is impossible to imagine an alternative since we change dates at the moment of midnight. To help you remember: 1pm is certainly in the afternoon and begins exactly one hour after 12pm. 12pm is noon by universally accepted convention.
381868
['Lowercase a.m. and p.m. and always use periods.', 'Lowercase noon and midnight.', 'Do not use 12 noon or 12 midnight (redundant). Use noon or midnight.', 'Do not use 12 p.m. or 12 a.m. Use noon or midnight.', 'Do not use 8 a.m. in the morning (redundant) Use 8 a.m.', "Do not use o'clock with a.m. or p.m."]
521819
As standard 12:00 AM is taken as the start of the day. Time of the day is divided in two halves (24hour= 12 hours before midday + 12 hours after midday) so the 11 AM is 11th hour before midday as clock strikes 12 again it changes to PM (after midday) so it's 12 PM after 11 AM and 12 AM after 11 PM.
751922
It is often said that 12am Monday is midnight on Monday morning and 12pm is midday. ... It can also be argued that by the time you have seen a clock showing 12:00 at midday it is already post meridiem, and similarly at midnight it is already ante meridiem.
731054
By convention, 12 am refers to midnight at the start of the specified day (00:00 on the 24 hour clock) and 12 pm to midnight at the end of that day (24:00 on the 24 hour clock).
564697
12:00 pm is 12 noon, while 12 midnight is 12 am! It is neither of the two. If you want to avoid the common ambiguity and confusion that is the source of this question, be explicit and say 12:00 noon or 12:00 midnight. Noon is usually 12 pm, simply by convention.
1318711
There are no standards established for the meaning of 12am and 12pm. It is often said that 12am Monday is midnight on Monday morning and 12pm is midday.
148751
To avoid confusion, the correct way to express 12 o'clock is 12 noon or 12 midnight. Alternatively, the 24-hour clock system may be used - 12:00 and 24:00 (or 00:00) respectively.
411148
12.30 pm simply after noon. 12.30 am is simply after middle of the night. This makes experience, due to the fact the first could be very early 'afternoon' while the second may be very early morning. While we do tend to consult midday as 12pm and middle of the night as 12am, strictly talking this is illogical.
1174006
12am is the exact moment the 12th hour of the morning finishes (am), and similarly for pm. Therefor 12am is midday and pm would start straight after. The confusion has started since the invention of the digital clock.
729369
The new day starts at 12:00:00. New day begins at 12:00AM hence it being AM & is no longer PM.
877251
The 24 hour/day cycle starts at 12 midnight (usually indicated as 12 a.m.), runs through 12 noon (usually indicated as 12 p.m.), and continues just before midnight at the end of the day.
500561
12:00 a.m. is usually referred to as both 0000 and 2400 hours. Clocks which can display Military Time, however, always display this time of day as 0000 (and not as 2400).
42035
As we normally count hours numerically adding 1 to the previous hour and as in a normal sequence 12 comes after 11 if it is then 11pm midnight must be 12pm and at the same time 00.00am so 1 minute past midnight is 00.01am the same applies to noon 11am being followed by 12am and at the same time being 00.00pm.