| Subject | Spanish | English |
| el. | acoplar centrales | to link up generating stations |
| el. | acoplar centrales | to interconnect generating stations |
| transp. | acoplar con tensores flojos | to couple loose |
| transp. | acoplar rígidamente | to couple rigidly |
| environ., agric. | acoplar una valvula en un tendido de manguera | break a line |
| transp., mech.eng. | acoplarse la locomotora | coupling of the locomotive on head of train |
| mater.sc. | acople asimétrico | asymmetric coupling |
| mater.sc. | acople ciego | blank cap |
| mater.sc. | acople ciego roscado | screw-type blank cap |
| mater.sc., mech.eng., el. | acople de bayoneta | bayonet-type coupling |
| mater.sc., mech.eng., el. | acople de bayoneta | bayonet coupling |
| mater.sc., mech.eng., el. | acople de bayoneta | bayonet mechanism |
| mater.sc. | acople de presión | delivery hose coupling |
| mater.sc. | acople fijo | outlet coupling |
| mater.sc. | acople fijo roscado | screw-type outlet coupling |
| mater.sc. | acople roscado | screw-type hose coupling |
| gen. | acoplo de frenado | holdback torque |
| gen. | acoplo de fricción | friction torque |
| el. | acoplo de impedancia | impedance match |
| el. | acoplo de impedancia | impedance matching |
| antenn., opt. | acoplo de modos | mode coupling |
| mech.eng. | acoplo paso-gases | pitch-throttle interconnection |
| gen. | acoplo por brida | flange coupling |
| gen. | acoplo por diafonía | cross coupling |
| mech.eng. | barrilete de acoplo de ruedas gemelas | twin wheel hub |
| antenn., opt. | eficiencia de acoplo | coupling efficiency |
| commun. | equipo que pueda acoplarse al microteléfono | on-hook equipment |
| transp. | la aguja no acopla | the switch is half-open |
| transp. | la aguja no acopla | the points are half-open |
| mater.sc. | llave para apretar acoples | coupling spanner |
| gen. | margen de acoplo | singing margin |
| mater.sc. | medio acople | section of coupling |
| antenn., opt. | pérdida de acoplo | coupling loss |
