P-type

Full definition of p-type

Adjective

1. (physics) (Of a semiconductor) in which conduction is due to the movement of positive holes rather than electrons.
• 2011, Brian Cox & Jeff Forshaw, The Quantum Universe, Allen Lane 2011, p. 168:If we lower the potential of the p-type region then we steepen the step and make it even harder for the electrons and holes to flow across the junction.