- pattern classification
- pattern function
- pattern match
- pattern matching
- pattern recognition
- pattern string
- patterned
- patterned lines
- pause
- pause key
- pay in
- pause time
- pawl
- payments
- payoff matrix
- PC network
- PC-XT
- peak amplitude
- peak distortion
- peak level
- peak limiter
- peak voltage
- pear curve
- peculiar
- pedal transformation
- peer
- peer entity
- peer group
- peg character
- pel matrix
- pel path
- pen plotter
- pause button
- pause printing
- pay
- PC-AT
- PCMCIA connector
- PCMCIA slot
- peak
- peaking circuit
- pecked line
- pedal
- pedal curve
- pedal surface
- pedal triangle
- peer addressing
- peer entities
- peimage
- pel array
- pel density
- pel size
- pel spacing
- pen computer
- pen holder
- penalty method
- penetration test
- pentagon
- pentangular
- pentaspherical coordinates
- penultimate
- percent character
- percent sign
- percentage diagram
- percentage points
- percentiles
- perfect field
- perfect groups
- perfect number
- perfect set
- perforated wall
- performance evaluation
- performance group
- performance management
- performance option
- performer
- pencil
- penetrate
- penetration point
- pentad
- pentadecagon
- pentagonal
- pentagram
- pentahedral
- pentahedron
- pentium processor
- pentode
- pentode criterion
- PeopleSoft
- per channel
- percent
- percentage
- percentage function
- perception
- perfect correlation
- perfect regulator
- perfect square
- perforation
- perforator
- performance analysis
- performance characteristic