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What does AM and PM stand for¿?
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“AM” stands for the Latin phrase Ante Meridiem —which means “before noon”—and “PM” stands for Post Meridiem : “after noon.” Although digital clocks routinely label noon “12:00 PM” you should avoid this expression not only because it is incorrect, but because many people will imagine you are talking about midnight instead. The same goes for “12:00 AM.” Just say or write “noon” or... Full answer
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“AM” stands for the Latin phrase Ante Meridiem —which means “before
noon”—and “PM” stands for Post Meridiem : “after noon.” Although digital
clocks routinely label noon “12:00 PM” you should avoid this expression
not only because it is incorrect, but because many people will imagine
you are talking about midnight instead. The same goes for “12:00 AM.”
Just say or write “noon” or “midnight” when you mean those precise
times.
Source(s):
www.wsu.edu
dcpacker
· 1 decade ago
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