Pars - phan
- parsec
- Parseval equality
- Parseval formula
- part
- part per million
- part-through thickness crack
- partial
- partial additivity
- partial amplitude
- partial band filling
- partial band occupation
- partial capacitance
- partial capture
- partial channel width
- partial coherence
- partial combustion
- partial concentration
- partial condensation
- partial contingency
- partial conversion coefficient
- partial correlation
- partial correspondence
- partial crack
- partial cross-section
- partial current
- partial damping
- partial degeneracy
- partial demagnetization
- partial density
- partial derivative
- partial differential
- partial differential equation
- partial dislocation
- partial dispersion
- partial dose
- partial eclipse
- partial enthalpy
- partial equilibrium
- partial exposure
- partial ferroic
