Introduction

AM and PM are the two abbreviations that indicate the time of the day. They are commonly used in digital and analog clocks to show whether it is daytime or nighttime. However, many people do not know the full form of AM and PM. This article explains what AM and PM stand for and how to use them correctly.

AM Full Form

The full form of AM is Ante Meridiem, which is a Latin term that means "before midday." Therefore, AM refers to the time from midnight to noon. When the clock shows any time between 12:00 midnight and 11:59 in the morning, it is considered as AM.

PM Full Form

The full form of PM is Post Meridiem, which is also a Latin term that means "after midday." Therefore, PM refers to the time from noon to midnight. When the clock shows any time between 12:00 noon and 11:59 at night, it is considered as PM.

How to Use AM and PM

It is important to use AM and PM correctly to avoid confusion and miscommunication. When writing the time, always include AM or PM after the hour and minute. For example, 8:00 AM or 3:30 PM. When speaking the time, it is common to use "o'clock" with the hour and AM or PM. For example, "eight o'clock in the morning" or "three-thirty in the afternoon."

Some Examples

Here are some examples to illustrate the use of AM and PM:

• 11:45 PM - Eleven forty-five in the night
• 6:30 AM - Six thirty in the morning
• 2:15 PM - Two fifteen in the afternoon
• 12:00 PM - Twelve noon or midday
• 12:00 AM - Twelve midnight or midnight

Conclusion

Knowing the full form of AM and PM is essential to use them correctly and avoid confusion. AM stands for Ante Meridiem, which means "before midday," and PM stands for Post Meridiem, which means "after midday." Always include AM or PM after the hour and minute when writing the time, and use "o'clock" with the hour and AM or PM when speaking the time.

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