Mullen test - Neutral wedge
- Mullen test
- Mullen-type paper tester
- Muller
- Mulling
- Multi-axis
- Multi-Dimensional Processing (MDP)
- Multi-stage bleaching
- Multibeam laser phototypesetter
- Multibin copier
- Multichannel microfilm jacket
- Multichrome copy
- Multicode
- Multicode keys visualizer
- Multicolor
- Multicolor electrophotographic printing machine
- Multicolor electrostatic printing
- Multicolor flexographic press
- Multicolor flexographic rotary press
- Multicolor gravure
- Multicolor gravure printing machine
- Multicolor illustration
- Multicolor imaging
- Multicolor job
- Multicolor layered transparency
- Multicolor lithography
- Multicolor machine
- Multicolor print
- Multicolor printing
- Multicolor reproducing apparatus
- Multicolor reproduction
- Multicolor unit
- Multicolor web rotary
- Multicolor wet printing
- Multicolor work
- Multicolumn headline
- Multicolumn justification
- Multicolumn page
- Multicopy [multiple copy] mode
- Multicopying
- Multicopying apparatus