What does AM or PM as in time stand for or mean?

Question

What does AM or PM as in time stand for or mean?

Answer 1

AM means: Ante Meridiem

PM means: Post Meridiem

Answer 2

AM = ante meridian

PM = post meridian

Before or after the meridian, or noon.  Hope this helps.

Answer 3

AM means: Ante Meridiem, in 12-hour clock notation, Latin for "before noon" (also written A.M., a.m., and am)

PM means: Post meridiem (also written P.M., p.m., and pm), Latin for "after noon", used to disambiguate hours of the day in the twelve-hour clock system

*Hope This Helps*

Answer 4

Ditto. Ante and Post meridian.Before noon and afternoon.