MOSAIC may refer to:

• MOSAIC (computer) (Ministry of Supply Automatic Integrator and Computer), early British computer

• MOSAIC (housing cooperative)

• MOSAIC (organization), Canadian immigration and refugee support organization

• MOSAIC (web browser)

• MOSAIC Threat Assessment Systems

• Model of Syntax Acquisition in Children, instance of CHREST

• Mobile System for Accurate ICBM Control, predecessor of Global Positioning System

See also

• Mosaic (disambiguation)