AM means before noon. This is the 12-hour period from midnight to noon. PM means after noon. It covers the 12 hours from noon to midnight. Using numbers from 1 to 12, followed by am or pm, the …

In particular, AM stands for ante meridiem, which translates into English as ‘before midday’. Meanwhile, PM is post meridiem and means in English ‘after midday’. These abbreviations are used to identify …

This eventually evolved into the two 12-hour periods which are used today, one called "a.m." starting at midnight and another called "p.m." starting at noon. [1] The 12-hour clock can be traced back as far …

AM and PM are the abbreviated terms for Ante Meridiem and Post Meridiem respectively. While AM represents the time from midnight to 11:59 noon, and PM represents the time from 12 noon to 11:59 …

AM definition: 1. I form of be: 2. used when referring to a time between twelve o'clock at night and twelve…. Learn more.

The meaning of AM is present tense first-person singular of be.

The abbreviations a.m. and p.m., sometimes written as AM and PM, are used to differentiate times in the first half of the day from times in the second half of the day.

Separate the abbreviations from their number with a non-breaking space. The abbreviations stand for ante meridiem (before noon) and post meridiem (after noon) and are used strictly with twelve-hour time.

The abbreviation a.m. stands for the Latin phrase ante meridiem, which means “before noon.”

Morning hours are denoted with AM (from midnight to just before noon), while afternoon and evening hours use PM (from noon to just before midnight). Various abbreviations such as a.m., A.M., p.m., or …