- subatomic
- subatomic particle
- subaudible
- subaudition
- subaural
- subauricular
- subaverage
- subaxial
- subaxillary
- subband coding
- subbase
- subbasis
- subbing
- subbinterval
- subbituminous coal
- subbranch
- subbranchial
- subbreed
- subbriber station
- subbronchial
- subcalcarine
- subcapsular
- subcarbonate
- subcarrier
- subcarrier lock
- subcarrier offset
- subcarrier phase
- subcatalog
- subcategory
- subcaudal
- subcelestial
- subcell
- subcellular
- subcenter
- subcentral
- subcerebral
- subchannel
- subcharter
- subcharterer
- subchartering
- subchloride
- subchorionic
- subchoroidal
- subclass
- subclavian
- subclavian artery
- subclavian trunk
- subclavicular
- subcleral
- subclimax
- subclinical
- subcode area
- subcommand
- subcommission
- subcommissioner
- subcommitee
- subcommittee
- subcompact
- subcompany
- subcomplex
- subcomponent
- subconcave
- subconical
- subconscious
- subconsciously
- subconsciousness
- subconsole
- subcontinent
- subcontinental
- subcontinuous
- subcontract
- subcontract factory
- subcontracting
- subcontracting firm
- subcontractor
- subcontrariety
- subcontrary
- subconvex
- subcool
- subcooled
- subcooled gas
- subcooled helium
- subcooled liquid
- subcooled mixture
- subcooled refrigerant
- subcooled water
- subcooler
- subcooling
- subcooling coil
- subcooling cycle
- subcooling procedure
- subcooling range
- subcooling rate
- subcooling section
- subcordate
- subcorneous
- subcortal
- subcortex
- subcortical
- subcosta