Definition of intercalates:
(v) :
To insert anything somewhere (especially between other things), such as an affix into a word. (Compare interpolate.)
(v) :
(molecular biology) To insert a substance between two or more molecules, bases, cells, or tissues.
(v) :
To insert an extra leap day into a calendar in order to maintain synchrony with natural phenomena.
(v) :
To insert an extra month into a calendar for the same purpose, such as for the Hebrew calendar.
(n) :
(often used attributively) An atom or molecule, or a substance, that enters between the layers of the crystal lattice of another substance, especially that of graphite.
(n) :
A compound formed by foreign atoms or molecules entering between the layers of a crystal lattice, especially that of graphite.