InterestingUsername@lemmy.ml to Lemmy Shitpost@lemmy.worldEnglish · 7 hours agoAmericalemmy.mlimagemessage-square75fedilinkarrow-up1500
arrow-up1500imageAmericalemmy.mlInterestingUsername@lemmy.ml to Lemmy Shitpost@lemmy.worldEnglish · 7 hours agomessage-square75fedilink
minus-squareMouselemming@sh.itjust.workslinkfedilinkarrow-up3·4 hours ago12:30 pm is half-past noon. 12:30 am is half past midnight, or as you would say 00:30 The m is “meridian” which is noon (sun straight up) The a is ante/before and the p is post/after In olden days it was easier to look up and set your clock at noon than midnight.
minus-squarefeannag@sh.itjust.workslinkfedilinkEnglisharrow-up6·3 hours agoBy the definition of post meridian, though, half past noon should be 0:30 pm.
minus-squareMouselemming@sh.itjust.workslinkfedilinkarrow-up2·3 hours agoWe use the 12 at both ends because there it is sitting at the top of the clock
12:30 pm is half-past noon.
12:30 am is half past midnight, or as you would say 00:30
The m is “meridian” which is noon (sun straight up)
The a is ante/before and the p is post/after
In olden days it was easier to look up and set your clock at noon than midnight.
By the definition of post meridian, though, half past noon should be 0:30 pm.
We use the 12 at both ends because there it is sitting at the top of the clock