from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a period inserted into a calendar as in a leap year.
  • n. The reversible insertion of a molecule between two others
  • n. A layer introduced into a pre-existing sequence

from the GNU version of the Collaborative International Dictionary of English

  • n. The insertion of a day, or other portion of time, in a calendar.
  • n. The insertion or introduction of anything among others, as the insertion of a phrase, line, or verse in a metrical composition

from The Century Dictionary and Cyclopedia

  • n. In chronology, an official insertion of additional time, as a day or a month, in the regular reckoning of the calendar, to make the year of the right length. See intercalary, 1.
  • n. Hence The insertion of anything between other things; irregular interposition or interjection, as, in geology, the intrusion of layers or beds between the regular rocks of a series.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an insertion into a calendar


from Wiktionary, Creative Commons Attribution/Share-Alike License

(Can we verify(+) this etymology?) From intercalate


  • Ashur points to the late addition of this intercalated month, and makes it probable also that the intercalation is the work of astronomers standing under Assyrian authority.

    The Religion of Babylonia and Assyria

  • After this series, I plan to do one called "Present day batteries" where I will focus on intercalation and then one called "Future of batteries" where conversion etc will come in.

    A Brief History of Batteries- Part 1

  • “The word seems to be a Customs intercalation,” constitutional scholar Joaquin Bernas, SJ noted.

    Archive 2009-05-01

  • Extensive transitional landforms comprise an extremely complex intercalation of limestone massifs and terrigenous terrain with a diversity of rock types.

    Phong Nha-Ke Bang National Park, Vietnam

  • But the Prophet, in the tenth Hijrah year, most unwisely forbade “Nasy” = triennial intercalation (Koran ix. 36) and thus the lunar month went round all the seasons.

    The Book of The Thousand Nights And A Night

  • For many years, the method of choice for supercoiled plasmid and virus DNA purification was cesium chloride density gradient centrifugation in the presence of an intercalation agent (such as ethidium bromide or propidium iodide).

    Archive 2005-10-01

  • The intercalation of a 12-day New Fire festival period once every 52 years brought the Mexicas into nearly perfect synchronization with the true cycles of earth and sun.

    Mysteries of the Fifth Sun: the Aztec Calendar

  • The intercalation of the drug test between application and hiring tilts the playing field even further, establishing that you, and not the employer, are the one who has something to prove.

    Nickel and Dimed

  • George Gamow, the physicist, had steered me to Leonard Lerman, then working on the intercalation of acridines into DNA at the University of Colorado

    Sidney Altman - Autobiography

  • Wherefore, then, do they not transact the intercalation of the year there?

    From the Talmud and Hebraica


Log in or sign up to get involved in the conversation. It's quick and easy.

  • also known as the "sandwich" technique.

    February 15, 2012