Midnight - Wikipedia

In a digital clock, AM is used to tell the time from midnight to midday. PM is used to tell the time from to midnight.

What are Various Units of Time Measurement? - BYJUS

How to avoid 12:00 AM midnight/noon confusion in a time input field? - User Experience Stack Exchange

In the United States, does the time 12:00 AM refer to mid-day (noon) or midnight? - Quora

Is 12pm Noon or Midnight

Noon - Wikipedia

Which is morning, 12:00 am or 12:00 pm? - Quora

In England you say 3 pm, when in Russia it's 15 hours - could you explain please how you say midday and midnight, like when it's 12 am and when it's 12 pm?

When is 12:00AM Tuesday? AM PM Time Format Explained?

AM PM explained. Is noon 12AM or 12PM? Why are there 24 hours in a day?