Search results
Results from the WOW.Com Content Network
This system, as opposed to the 12-hour clock, is the most commonly used time notation in the world today, [A] and is used by the international standard ISO 8601. [1] A number of countries, particularly English speaking, use the 12-hour clock, or a mixture of the 24- and 12-hour time systems.
Whether the 24-hour clock, 12-hour clock, or 6-hour clock is used. Whether the minutes (or fraction of an hour) after the previous hour or until the following hour is used in spoken language. The punctuation used to separate elements in all-numeric dates and times. Which days are considered the weekend.
George Orwell uses the 12-hour and 24-hour dials to symbolize the old and new worlds in his novel Nineteen Eighty-Four. The 12-hour dial is a relic of pre-revolutionary society, used to represent the desirable past; the 24-hour dial and time system is the compulsory standard imposed by the Party, and represents both conformity and the ...
English: World map showing 12- or 24-hour time in different countries 24-hour . 24-hour (12-hour orally) ... 24-hour clock; 12-hour clock; Usage on zh.wikipedia.org
The number 12 is paired either with a 00 or a 24, while the numbers 1 through 11 are paired with the numbers 13 through 23, respectively. This modification allows the clock to also be read in 24-hour notation. This kind of 12-hour clock can be found in countries where the 24-hour clock is preferred.
The 24-hour clock is used in military, public safety, and scientific contexts in the United States. [4] It is best known for its use by the military and is therefore commonly called "military time". In U.S. military use, 24-hour time is traditionally written without a colon (1800 instead of 18:00).
ISO 8601 uses the 24-hour clock system. As of ISO 8601-1:2019, the basic format is T[hh][mm][ss] and the extended format is T[hh]:[mm]:[ss]. Earlier versions omitted the T (representing time) in both formats. [hh] refers to a zero-padded hour between 00 and 24. [mm] refers to a zero-padded minute between 00 and 59.
The government describes the 24-hour system as "desirable" but does not enforce its use, meaning that the 12-hour clock remains common for oral and informal usage in English-speaking contexts. [27] It is not the recommended style in journalism, for example. [28] This situation is similar to the use of the 24-hour clock in the United Kingdom.