a.m.
abbreviation
[ eɪˈɛm ]
• before noon (used after times of day between midnight and noon that are not expressed using the 24-hour clock).
• "the aircraft departed at 8 a.m. local time"
Origin:
from Latin ante meridiem .
A & M
abbreviation
• Hymns Ancient and Modern.
• Agricultural and Mechanical (college).
AM
abbreviation
• amplitude modulation.
• Hymns Ancient and Modern.
• Master of Arts.
• Member of the Order of Australia.