Definitions

from The Century Dictionary.

  • noun In chronology, the solar equation which would be necessary to prevent the calendar new moon from happening a day too late, or the suppression of the bissextile once in 134 years.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chron.) The suppression of a day in the calendar to prevent the date of the new moon being set a day too late, or the suppression of the bissextile day once in 134 years. The opposite to this is the proemptosis, or the addition of a day every 330 years, and another every 2,400 years.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The suppression of a day in the calendar to prevent the date of the new moon being set a day too late, or the suppression of the bissextile day once in 134 years.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek μετά ("beyond") + ἐν ("in") + πτωτός ("fallen").

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Examples

  • “The Word of the Day,” said Derrick Littlefield’s voice, “is metemptosis.

    High School Confidential Jeremy Iversen 2006

Comments

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  • The suppression of a day in the calendar to prevent the date

    of the new moon being set a day too late, or the suppression

    of the bissextile day once in 134 years. The opposite to this

    is the proemptosis, or the addition of a day every 330 years,

    and another every 2,400 years.

    February 29, 2008

  • Cool!

    March 1, 2008