12 00 Am Or Pm
At least there will be no confusion then.
12 00 am or pm. And the term 12 00 p m. The abbreviation am stands for ante meridiem before the sun has crossed the meridian line and pm stands for post meridiem after the sun has crossed the meridian line. Am ante meridiem. However1 moment after noon is in the afternoon so 12 00 noon is generally accepted as being pm.
Because of the potential for confusion it is advisable to use 12 noon and 12 midnight am 5th edition 2011 canadian press stylebook. Pm post meridiem. Is ambiguous if not illogical 9 39 american heritage dictionary of the english language by convention 12 am denotes midnight and 12 pm denotes noon. Noon and midnight are of zero length.
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. Converting am pm to 24 hour clock add 12 to any hour after noon and subtract 12 for the first hour of the day. In several countries the 12 hour clock is the dominant written and spoken system of time predominantly in nations that were part of the former british empire for example the united kingdom republic of ireland the united states canada excluding quebec australia new zealand india pakistan bangladesh malaysia malta and others follow this convention as well such as egypt mexico and.
The abbreviations am and pm derive from latin. The precise moments of noon and midnight are neither am or pm. Do as gmt suggests. 11 59 59 999999 am is almost noon and 12 00 00 0000001 pm noon has gone.
Times in the first hour of the day are sometimes given as for example 00 47 am with 00 00 am corresponding to midnight but with a time twelve hours later given as 12 47 pm. Jules smibert gold coast australia. Alternatively the 24 hour clock system may be used 12 00 and 24 00 or 00 00 respectively. Use noon and midnight or 12 00 and 23 59 00 01 instead of 12am pm.
Using numbers from 1 to 12 followed by am or pm the 12 hour clock system identifies all 24 hours of the day. 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.