What is the full form of AM and PM?
The full form of AM is Ante-Meridiem . AM is a Latin term, used to indicate a 12-hour clock system before Noon. Also pictured as A.M. As Anti Meridiem signifies before midday. It is a unit of the time standard and is associated with the 12-hour clock. The 12-hour system splits a day’s time cycle into two parts. AM or Ante Meridiem represents the first period. AM or it is full form Ante Meridiem describes the midnight to noontime.
The full form of PM is Post Meridiem . PM denotes post-midday period. It is another unit of the convention time which is associated with the 12-hour clock. The system of 12-hour clocks splits the period into two equal periods, the first period and the second period. PM or Post Meridiem reflects the second period. PM or full form Post Meridiem reflects the time from Noon till midnight.
Example
If I say I ‘m coming at 8 o’clock, it’s confusing that morning or evening. In the 12-hour clock, system AM and PM are used to prevent this ambiguity. Accordingly, the morning is 8 am and evening is 8 pm.
Some keywords to remember
AM = Ante Meridiem
Where
Ante means before
Meridien means midday.
PM = Post Meridiem
Where
Post represents after
Meridian represents midday.
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