| Subject | English | Spanish |
| el. | plug socket | enchufe hembra |
| tech., el. | plug-in socket plum | empalme de puesta a tierra |
| tech., el. | plug-in socket plum | empalme a tierra |
| gen. | plugs, sockets and other contacts electric connections | tomas de corriente |
| patents. | plugs, sockets, connectors, adaptors and contacts for making electrical or fibre-optic connections | enchufes macho, enchufes hembra, conectores, adaptadores y contactos para realizar conexiones eléctricas |
| gen. | sockets, plugs and other contacts electric connections | tomas de corriente |