PM in time stands for "Post Meridiem" and refers to "after noon" in 12 hour clock. The "meridiem" is when the sun reaches its zenith (theortically at noon) and post means after.
When capitalized, it stands for Post Meridiem and when in small letters it stands for Post Meridian, IF I am understanding the link below correctly.
PM stands for past morning and am means after midnight
So P.M stand for past midday.
Post Morning
The P stands for Post and the M stand for Meridian.From the Latin, Post means after, and Meridian means midday (noon).So the abbreviation PM as it pertains to time stand for after-midday or afternoon.
Post Meridian
Prime Meridian
AM stands for 'Ante Meridiem' (Latin for 'before midday') and PM stands for 'Post Meridiem' (Latin for 'after midday').
PM in time stands for "Post Meridian".
AM as in time means ANTE MERIDIAN PM means POST MERIDIAN
AM = ante meridiem (Latin for "before the middle of the day")PM = post meridiem (Latin for "after the middle of the day")
post meridian
post meridium
pm mean past miday and am mean after midnight
The Maple Shade Custard Stand hours are 10 am to 11 pm. This place is in New Jersey.
pm is the symbol of the picometer; 1 pm = 10-12meter.
Post Morning
12.45 pm
1:30 PM.
PM stands for Personal Message. In Twitter this is a direct message.