noun, noun, used as a suffix
a.m.; before noon
Used as a noun or suffix to indicate morning hours. Often follows a time expression, e.g. 午前10時AM.
会議は午前10時AMから始まります。
The meeting starts at 10 a.m.
noun
AM broadcasting; amplitude modulation
Technical term for AM radio broadcasting. Often used in compounds like AM放送 or AMラジオ.
AM broadcasts come in clearly in this area.