| British English |
American English |
Meaning |
| Mainspower |
Linepower, or service entrance conductors |
The primary electrical power supply wires entering a building, connected to the Main fuses or circuit breakers. |
| Domesticpower |
|
Single-phase 115 or 230 VAC power as used in a single-family residence |
| Earthconnection |
Grounding conductorconnection |
Safety connection to the earth or ground |
| Liveconnection |
Hot, or live connection, used by electricians; phase conductors terminology, used by electrical engineers. |
Phase (active) connection |
| Neutralconnection |
Cold, neutral, or grounded conductor connection |
Return connection |
| Flex/mains lead, mains wire/wiring |
Line cord/power cord |
Flexible electric cable from plug to appliance |
| 4, 6, or 8 way mains extension lead/adaptor |
Power bar, or power strip |
Device providing multiple outlets from a single outlet |
| Pin (plug) |
Pin, prong, or blade (plug) |
Part of male electrical connector |
| Socket |
Socket, outlet, jack, receptacle |
Female electrical connector |
