Co-crystal
From Online Dictionary of Crystallography
Co-cristal (Fr). Co-cristallo (It). 共結晶 (Ja)
Definition
Solid consisting of a crystalline single phase material composed of two or more different molecular and/or ionic compounds generally in a stoichiometric ratio which are neither solvates nor simple salts.
See also
Cryst. Growth Des. (2012), 12, 2147-2152 and references cited therein