- blank record
- blanked beam
- blanking
- blanking circuit
- blanking generator
- blanking voltage
- binary base
- binary coding
- binary computer
- binary constant
- binary conversion
- binary digit
- binary equivalence
- binary information
- binary logic
- binary modulation
- binary multiplication
- binary notation
- binary representation
- binary sort
- binary subtractor
- binder
- bivector
- blackbody
- blade antenna
- blank form
- blank instruction
- blanked channel
- blanking level
- blast shield
- blaster
- block gap
- block handler
- block message
- block parity
- block separator
- block sort
- blockage
- blockhouse
- blocking
- blocking capacitor
- blunt nose
- boarding party
- blend
- blind speed
- block check
- block design
- block filer
- block identification
- block identifier
- block instruction
- block list
- block paging
- block processing
- block quantization
- block search
- block size
- block terminal
- block transfer
- blockage effects
- blockage element
- blocked record
- Blocking Acknowledgement
- blocking factor
- blocking state
- bonding
- Bolzmann constant
- booster amplifier
- bootlace lens
- bore-sight
- boundary
- boundary line
- boundary node
- boundary register
- bounded model
- bow shock
- bowser
- bowtie antenna
- box coupling
- blower
- blue heat
- bluff body
- body effect
- boilerplate
- bolometric magnitude
- bombardment
- book mark
- book profits
- booked call
- boosted
- booster element
- boot block
- border color
- bottom cover
- bracket protocol
- Bragg cell
- breadbord model
- break processing
- breaking capacity
- breakpoint value