What does AM for morning and PM for afternoon mean and where did it come from and why do we use it?
2006-10-24 04:39:59 · 6 answers · asked by Paul 2 in Education & Reference ➔ Words & Wordplay
AM stands for 'ante meridiem', Latin 'before noon', and is used to express the time after midnight (00:00 hours) till noon (12:00 hours) while
PM stands for 'post meridiem', Latin 'past noon', and, consequently, is used to express the time between noon (12:00) and midnight (00:00).
2006-10-24 04:41:28 · answer #1 · answered by Smurfett 4 · 3⤊ 0⤋
AM - after midnight PM - past morning (that's why half of the morning time we are sleeping because it's After Midnight!
2006-10-24 18:52:44 · answer #2 · answered by lilangeleyes_07 2 · 0⤊ 0⤋
P.M. also p.m. or P.M.
abbr. is Post meridiem means Post me·rid·i·em (mÉ-rÄd'Ä-Ém) (Latin) adv. & adj. (Abbr. P.M. or p.m. or P.M.) After noon. Used chiefly in the abbreviated form to specify the hour: 10:30 P.M.; a P.M. appointment.
A.M. Before midday (ante meridiem) means an·te me·rid·i·em (Än'tÄ mÉ-rÄd'Ä-Ém) (Latin) adv. & adj. (Abbr. A.M. or a.m. or A.M.)
Before noon. Used chiefly in the abbreviated form to specify the hour: 10:30 A.M.; an A.M. appointment.
2006-10-24 11:54:21 · answer #3 · answered by Jessica 1 · 0⤊ 1⤋
Ante Meridiem, in 12-hour clock notation, Latin for "before noon."
Post meridiem, Latin for "after noon".
2006-10-24 11:42:36 · answer #4 · answered by Zoila 6 · 0⤊ 0⤋
Ante Meridiem - Latin for "before midday"
Post meridiem - Latin for "after midday"
2006-10-24 11:44:20 · answer #5 · answered by Moebuggy 3 · 0⤊ 0⤋
ante meridian and post meridian, meridian being solar zenith.
2006-10-24 11:42:40 · answer #6 · answered by David B 6 · 0⤊ 0⤋