Definition of

Twelve-Hour Clock


Is where the time is told using the 12 hours from midnight to midday (the morning or "AM" hours), and the 12 hours from midday to midnight (afternoon and night, the "PM" hours)


• 8 hours after midnight is written as 8:00 AM

• 3 hours and 30 minutes after midday is written as 3:30 PM (equal to 15:30 on 24-Hour Clock)

One day includes AM and PM