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  1. 24-hour clock - Simple English Wikipedia, the free encyclopedia

    Under the 24-hour clock system, the day begins at midnight, 00:00. The last minute of the day begins at 23:59 and ends at 24:00, which is the same as 00:00 of the following day.

  2. Military Time Chart - The 24 Hour Clock

    When keeping hours in this fashion, the day starts at midnight and is written as 00:00. The last minute of the day is written as 23:59, or one minute before the next midnight.

  3. 00:00 Time | Conversion and Information | 24hourtime.net

    Feb 12, 2021 · Here you can find the 00:00 time equivalent in normal, regular, standard and military time, along with useful information including the conversion.

  4. What Time is 00:00? - Calculatio

    To convert 24-hour time (also known as Military Time) 00:00 to 12-hour time we need to do a few simple steps. If the number of hours of our 24-hour time is greater than 12, we need to subtract 12 from it.

  5. What does 00 mean in time? - Calendar UK

    What does 00 mean in time? therefore 00.00 = midnight, or twelve o'clock at night.

  6. 00 - Wikipedia

    00 Look up 0-0 or Appendix:Variations of "oo" in Wiktionary, the free dictionary.

  7. 24-hour clock | Definition, History, Uses, & Facts | Britannica

    Nov 21, 2025 · 24-hour clock, time convention that begins the day at 00:00 and ends at 23:59, although 24:00 can be used to refer to 00:00 of the following day. The 24-hour clock is the international …

  8. What Time is 00:00? - Countdown Timer

    00:00 on a 24-hour clock is 12:00 AM in normal time. This system is used throughout the world (not just the military) and leverages a 24-hour clock rather than the 12-hour clock system.

  9. 00 - What does 00 stand for? The Free Dictionary

    Looking for online definition of 00 or what 00 stands for? 00 is listed in the World's most authoritative dictionary of abbreviations and acronyms

  10. 24-hour clock - Math.net

    To get around this issue, if the person meant that Sunday were just beginning, they could say 00:01 AM or simply 00:01 on Sunday; if Sunday were ending, they could say 11:59 PM or 23:59 Sunday.