- backslope
- backspace
- backspace character
- backspace control
- backspace key
- backspace mechanism
- backspacing
- backstage
- backstairs
- backstay
- backstay anchor
- backstay cable
- backstocking
- backstreet
- backstroke
- backswept
- backtab
- backtalk
- backtrack
- backtracking
- backup
- backup arrangement
- backup bearing
- backup computer
- backup copy
- backup cycle
- backup data
- backup device
- backup disk
- backup diskette
- backup file
- backup library
- backup light
- backup line
- backup media
- backup path
- backup plan
- backup procedure
- backup protection
- backup reactor
- backup relay
- backup service
- backup set
- backup space
- backup storage
- backup store
- backup strip
- backup supervisor
- backup system
- backup tape
- backup time
- backup train
- backup version
- backup volume
- backveld
- backwall
- backward
- backward analysis
- backward branching
- backward chaining
- backward channel
- backward compatibility
- backward compatible
- backward counter
- backward country
- backward creep
- backward derivative
- backward difference
- backward diode
- backward dough
- backward effect
- backward equation
- backward erosion
- backward extrusion
- backward flight
- backward flow
- backward folding
- backward indicator
- backward integration
- backward lead
- backward motion
- backward movement
- backward pass
- backward pointer
- backward printing
- backward processing
- backward progression
- backward read
- backward reading
- backward recovery
- backward reference
- backward running
- backward scattering
- backward search
- backward shift
- backward signal
- backward signaling
- backward sort
- backward stroke
- backward substitution