Welted definition, a ridge or wale on the surface of the body, as from a blow of a stick or whip. See more.
AM stands for âante meridiemâ, which means âbefore noonâ in Latin, while PM stands for âpost meridiemâ, which means âafter noonâ in Latin. 12-Hour Periods. Most clocks today are 12-hour clocks â they divide the 24 hours in a day into two 12-hour periods.
AM--- Ante Meridiem-- before noon. AM is an abbreviation for the latin word antimeridian meaning before noon. PM is an abbreviation for the latin word post meridian meaning after noon. AM is morning time and PM is not. A nifty way to remember this is AM= at moring.