intercalation noun. [ɪntǝkǝ'leɪʃ(ǝ)n] L16.
[French, or Latin intercalatio(n-), formed as INTERCALATE: see -ATION.]
1. The insertion of an additional day or month into the calendar in a particular year; an intercalated day or space of time. L16.

2. gen. The action of intercalating something; (an) interpolation. M17.

[TahlilGaran] English Dictionary ▲