Definition of Intercalation

1. Noun. An insertion into a calendar.

Exact synonyms: Embolism
Group relationships: Calendar
Generic synonyms: Interval, Time Interval

Definition of Intercalation

1. n. The insertion of a day, or other portion of time, in a calendar.

Definition of Intercalation

1. Noun. a period inserted into a calendar as in a leap year. ¹

2. Noun. (chemistry) The reversible insertion of a molecule between two others ¹

3. Noun. (geology) A layer introduced into a pre-existing sequence ¹

¹ Source:

Definition of Intercalation

1. [n -S]

Medical Definition of Intercalation

1. Insertion into a pre existing structure, for example (a) nucleotide sequences into DNA (or RNA), (b) molecules into structures such as membranes. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Intercalation

intercalary meristem
intercalary neuron
intercalary staphyloma
intercalary year
intercalated disc
intercalated disk
intercalated ducts
intercalated nucleus
intercalating agents
intercalating mutagen
intercalation (current term)
intercalation compound
intercapillary cell
intercapillary glomerulosclerosis
intercapital ligament
intercapitular vein
intercapitular veins

Literary usage of Intercalation

Below you will find example usage of this term as found in modern and/or classical literature:

1. Journal of Morphology by Wistar Institute of Anatomy and Biology (1891)
"ON 'intercalation OF VERTEBRA.1 G. BAUR. WHEN we have two nearly related animals, ... Positive cases of intercalation, however, have seldom been recorded. ..."

2. Science by American Association for the Advancement of Science (1897)
"Vertebral intercalation in Necturus. (Read by title.) HG BUMPUS. ... and so it is improbable that intercalation of vertebrae occurs anterior to the ..."

3. History of the New World Called America by Edward John Payne (1899)
"intercalation of 12 J days. To establish this improbable intercalation was no ... His own fantastic theory required that the intercalation should be one of ..."

4. Ancient Britain and the Invasions of Julius Caesar by Thomas Rice Holmes (1907)
"Let us now examine the theory of Matzat,1 namely, that the first intercalation took place in 710. This writer believes that Caesar's reason for ..."

5. History of the New World Called America by Edward John Payne (1899)
"The only possible forms for such a correction were an alternate intercalation of thirteen and twelve days at the end of each 52-years period, or an uniform ..."

6. Researches, Philosophical and Antiquarian, Concerning the Aboriginal History by James Haines McCulloh (1829)
"... and to provide for a regular intercalation of the hours, by which solar time exceeds that of the apparent year. Why these nations have selected those ..."

7. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"According to tho Gregorian, rule of intercalation, therefore, every year of •which the number is divisible by four without a remainder, in a leap year, ..."

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