Leap Second
Of second.
A second (as measured by an atomic clock) added to or subtracted from Greenwich Mean Time in order to compensate for slowing in the Earth's rotation.
This concept's ID is @1~77247
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Of second.
A second (as measured by an atomic clock) added to or subtracted from Greenwich Mean Time in order to compensate for slowing in the Earth's rotation.
This concept's ID is @1~77247