y-axis

The vertical (V), or nearest vertical, plane on a two- or three-dimensional grid, chart, or graph in a Cartesian coordinate system. See also Cartesian coordinates, x-axis, and z-axis.

• power failure cut-through
• power failure transfer
• powerline carrier (PLC)
• power over Ethernet (PoE)
• power (P)
• power sourcing equipment (PSE)
• p-persistent carrier sense multiple access (P-Persistent CSMA)
• P-Persistent CSMA (P-Persistent Carrier Sense Multiple Access)
• P-phone (Proprietary phone)
• P-phone (Proprietary phone)
• PPO (Private Paging Operator)
• PPO (Private Paging Operator)
• PPPoA (PPP over ATM)
• PPPoE (PPP over Ethernet)
• PPP over ATM (PPPoA)
• PPP over Ethernet (PPPoE)
• PPP (Point-to-Point Protocol)
• PPTP (Point-to-Point Tunneling Protocol)
• PPV (Pay-Per-View)
• PRA (Primary Rate Access)
• predictive dialer
• preform cylinder
• premise
• premises
• presence