◐ Shell
clean mode source ↗

intercalation - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

From Latin intercalō, from inter (among) + calō (call out, proclaim).

intercalation (countable and uncountable, plural intercalations)

  1. A period inserted into a calendar as in a leap year.
  2. (physical chemistry) The reversible insertion of a molecule between two others.
  3. (geology) A layer introduced into a pre-existing sequence.
    • 1968, Transactions of the Geological Society of South Africa, page 148:

      Their exact relationship to the host-rock is obscure but from their texture and observed metamorphic relationship they are thought to be intrusive dykes rather than intercalations of more basic lava.

period inserted into a calendar as in a leap year

  • IPA(key): /ɛ̃.tɛʁ.ka.la.sjɔ̃/

intercalation f (plural intercalations)

  1. intercalation