post_meridiem
1. [ adjective ] after noon
Synonyms: pm
Related terms: postmeridian
2. [ adverb ] between noon and midnight
Synonyms: pm P.M.
Examples:

"let's meet at 8 P.M."

Related terms: Latin
3. [ adjective ] after noon
Synonyms: pm p.m.
Related terms: postmeridian
4. [ noun ] the time interval from midday to midnight
Synonyms: PM p.m. P.M.
Related terms: time_interval
Similar spelling:   postmeridian
  postmodernism
  postmortem
  postmodernist
  postmodern
  postmaster