ante meridiem

Từ điển WordNet v3.1 - WordNet Dictionary

I - adjective

before noon
• Syn:
a.m.
• Similar to:
antemeridian

II - adverb

before noon
- let's meet at 11 A.M.
• Syn:
A.M.
• Topics:
Latin

• Từ đồng nghĩa / Synonyms:
  a.m., A.M.