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  2. 12-hour clock - Wikipedia

    en.wikipedia.org/wiki/12-hour_clock

    The American Heritage Dictionary of the English Language states "By convention, 12 AM denotes midnight and 12 PM denotes noon. Because of the potential for confusion, it is advisable to use 12 noon and 12 midnight". [34] E. G. Richards in his book Mapping Time (1999) provided a diagram in which 12 a.m. means noon and 12 p.m. means midnight. [35]

  3. Military time zone - Wikipedia

    en.wikipedia.org/wiki/Military_time_zone

    The military time zones are a standardized, uniform set of time zones for expressing time across different regions of the world, named after the NATO phonetic alphabet. The Zulu time zone (Z) is equivalent to Coordinated Universal Time (UTC) and is often referred to as the military time zone.

  4. What Do AM and PM Stand For? - AOL

    www.aol.com/am-pm-stand-153002424.html

    To identify how a post–12:59 PM time translates into military time, add 12 to the hour number. If you’re in military time, subtract 12. ... So noon then becomes 12 PM by default.

  5. Date and time notation in the United States - Wikipedia

    en.wikipedia.org/wiki/Date_and_time_notation_in...

    In traditional American usage, dates are written in the month–day–year order (e.g. February 4, 2025) with a comma before and after the year if it is not at the end of a sentence [2] and time in 12-hour notation (8:54 pm). International date and time formats typically follow the ISO 8601 format (2025-02-04) for all-numeric dates, [3] write ...

  6. Noon - Wikipedia

    en.wikipedia.org/wiki/Noon

    Noon (also known as noontime or midday) is 12 o'clock in the daytime. It is written as 12 noon, 12:00 m. (for meridiem, literally 12:00 midday), 12 p.m. (for post meridiem, literally "after midday"), 12 pm, or 12:00 (using a 24-hour clock) or 1200 (military time). Solar noon is the time when the Sun appears to contact the local celestial meridian.

  7. Military designation of days and hours - Wikipedia

    en.wikipedia.org/wiki/Military_designation_of...

    The specific time at which deployment for an operation commences. (US) L-Day For "Landing Day", 1 April 1945, the day Operation Iceberg (the invasion of Okinawa) began. [5] M-Day The day on which mobilization commences or is due to commence. (NATO) N-Day The unnamed day an active duty unit is notified for deployment or redeployment. (US) O-Day

  8. 24-hour clock - Wikipedia

    en.wikipedia.org/wiki/24-hour_clock

    24-hour digital clock in Miaoli HSR station. A public 24-hour clock in Curitiba, Brazil, with the hour hand on the outside and the minute hand on the inside.. A time of day is written in the 24-hour notation in the form hh:mm (for example 01:23) or hh:mm:ss (for example, 01:23:45), where hh (00 to 23) is the number of full hours that have passed since midnight, mm (00 to 59) is the number of ...

  9. Veterans Affairs exempt from Trump's federal hiring freeze - AOL

    www.aol.com/news/veterans-affairs-exempt-trumps...

    January 23, 2025 at 2:25 PM. ... no Federal civilian position that is vacant at noon on January 20, 2025, may be filled, and no new position may be created except as otherwise provided for in this ...