The Meaning Of A.M. and P.M.
In our everyday life, we always use the term "am" and "pm" to descibe morning or afternoon to night. While we are using this term daily, it seems like there is only a small portion of us who really know what does it mean.
So hereby, I found out the answer in the net and credits to www.dictionary.com.
The meaning of A.M. :
A.M.abbr.
airmail.
or A.M. Latin. anno mundi (in the year of the world).
also a.m. or A.M.ante meridiem.
Usage Note: By definition, 12 A.M. denotes midnight, and 12 P.M. denotes noon, but there is sufficient confusion over these uses to make it advisable to use 12 noon and 12 midnight where clarity is required.
The meaning for P.M. :
P.M. also p.m. or P.M.abbr.
post meridiem.
Usage Note: By definition, 12 A.M. denotes midnight, and 12 P.M. denotes noon, but there is sufficient confusion over the meanings of A.M. and P.M. when the hour is 12 to make it advisable to use 12 noon and 12 midnight where clarity is required.
So hereby, I found out the answer in the net and credits to www.dictionary.com.
The meaning of A.M. :
A.M.abbr.
airmail.
or A.M. Latin. anno mundi (in the year of the world).
also a.m. or A.M.ante meridiem.
Usage Note: By definition, 12 A.M. denotes midnight, and 12 P.M. denotes noon, but there is sufficient confusion over these uses to make it advisable to use 12 noon and 12 midnight where clarity is required.
The meaning for P.M. :
P.M. also p.m. or P.M.abbr.
post meridiem.
Usage Note: By definition, 12 A.M. denotes midnight, and 12 P.M. denotes noon, but there is sufficient confusion over the meanings of A.M. and P.M. when the hour is 12 to make it advisable to use 12 noon and 12 midnight where clarity is required.
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