back - beyo
- back
- back and forth
- back channel
- back door
- back face
- back panel
- back quote
- back-end
- back-end interface
- back-end processor
- back-face removal
- back-off
- backarrow key
- backboard
- backbone
- backbone bus
- backbone line
- backbone network
- backbone switch
- backcloth
- backdrop
- backend
- background
- background color
- background colour
- background computing
- background image
- background job
- background job processor
- background mode
- background printing
- background process
- background processing
- background program
- background queue
- background region
- background storage
- background task
- backgrounding
- backgrounds
