Abstract: The invention relates to an odor dispensing device comprising a housing and a disc shaped cartridge (3, 32) adapted to move around its rotation axis and having a plurality of discrete radially arranged compartments (5, 33), each compartment (5, 33) containing an odorant or an odorant carrier (6, 58), said housing containing means for positioning the cartridge (3, 32), means for producing an airstream to a pre-selected compartment (5, 33) in response to a signal emanating from a computer control module, a microprocessor, an optical system or a timing mechanism and means for temporarily subjecting the odor carrier (6, 58) within the compartment (5, 33) to the airstream so that an odor is discharged from the cartridge (3, 32), and entrained in the airstream, wherein the cartridge (3, 32) has a basic body (4, 34) with bottom (4f, 51) and compartments (5, 33) separated by walls, which compartments (5) of the cartridge (3) can be tightly closed and opened by covers (11) working in axial direction of the cartridge (