Definition of leap second in English:

leap second


  • A second which is occasionally inserted into the atomic scale of reckoning time in order to bring it into line with solar time. It is indicated by an additional bleep in the time signal at the end of some years.

    • ‘According to the definition of leap seconds it is possible for two leap seconds to be applied at once.’
    • ‘Usually, leap seconds are inserted at the end or in the middle of a year.’
    • ‘Without the braking effect of leap seconds, our clocks would steadily run faster and faster than the Earth's rotation, with the effect that the sun would rise later and later in the morning.’
    • ‘The leap second insertion increases the length of the last minute of the UTC day to 61 seconds.’
    • ‘We cannot guarantee that all the base stations will properly transmit the leap second information.’
    • ‘Nature reports that a leap second is being added to account for changes in the earth's rotation.’
    • ‘There doesn't seem to be a leap second inserted by the clock.’
    • ‘Since we haven't had a leap second for seven years, we're all excited about the next one, 31 December 2005.’
    • ‘The main point I wanted to bring out, though, is that time adjustments against the 86400 second day will be needed in the future, even if there are no leap seconds right now.’
    • ‘This would effectively eliminate the leap second that presently is put into effect every year or two.’
    • ‘Linux kernels and most other Unix-like systems care about the leap seconds and handle them correctly.’
    • ‘The last leap second was on December 31, 1995, and the last summertime leap second was on June 30, 1994.’
    • ‘The confusion arises because some mistake leap seconds as a measure of the rate at which the Earth is slowing.’
    • ‘Instead of allowing this to happen, a leap second is inserted to bring the two times closer together.’
    • ‘Personally, I would be sorry to see leap seconds go because that would cost me the pleasure of mulling over the best way to spend my next one.’
    • ‘For one, the leap second occurs in the middle of the day in Asia and Australia, causing a time hiccup during stock trading.’
    • ‘Abandoning leap seconds would force the issue and make the world slowly drift away from Greenwich time.’
    • ‘This is the first time a leap second has been needed in seven years.’
    • ‘It's the unpredictability of leap seconds that creates the potential for problems, says McCarthy.’
    • ‘Doug manually aborted the program at that point - if left running it would have presumably detected the leap second about 1.4 hours later.’