| Subject | English | Spanish |
| commun., transp. | absolute fore and aft tilt | inclinación absoluta |
| transp., nautic. | aft accommodation | alojamiento de popa |
| tech. | aft body jack adapter | adaptador del gato de fuselaje de popa (posterior) |
| tech. | aft body tank | tanque del fuselaje posterior |
| transp. | aft bulkhead | travesaño de cola |
| transp. | aft bulkhead | mamparo trasero |
| transp., mater.sc. | aft center of gravity limit | límite de centrado trasero |
| transp., mater.sc. | aft centre of gravity limit | límite de centrado trasero |
| transp., mater.sc. | aft CG limit | límite de centrado trasero |
| mech.eng. | aft fan | ventilador posterior |
| tech. | aft main gear wheels | ruedas posteriores del tren de aterrizaje principal |
| transp., nautic., fish.farm. | aft-peak bulkhead | mamparo del pique de popa |
| tech. | aft pressure bulkhead | aeronaves mamparo |
| tech. | aft pressure bulkhead | tabique posterior de presión |
| tech. | aft pressure bulkhead | estanco posterior |
| transp., mater.sc. | aft skirt | faldón de popa |
| transp., mater.sc. | aft skirt | falda trasera |
| mining. | aft support | soporte posterior (de la ametralladora) |
| transp. | fore and aft | en sentido longitudinal |
| transp., avia. | fore and aft | longitudinal |
| helic. | fore and aft | movimiento hacia adelante y hacia atrás |
| helic. | fore and aft | de proa a popa |
| earth.sc., transp. | fore and aft balancing | equilibrado longitudinal |
| transp., nautic. | fore and aft beam | galeota |
| transp., nautic. | fore and aft bridge,connecting bridge | pasarela |
| transp., nautic. | fore and aft bridge,connecting bridge | pasarela proa-popa |
| transp. | fore and aft cyclic control support | soporte de profundidad |
| transp. | fore and aft cyclic control support | soporte de altura |
| meas.inst. | fore and aft level | indicador de cabeceo |
| transp., polit. | fore and aft line | eje longitudinal |
| transp. | fore and aft mooring | acoderamiento |
| transp. | fore or aft shapes of the ship | formas de proa del buque |
| transp. | fore or aft shapes of the ship | formas de popa del buque |
| avia. | fore-and-aft axis | eje longitudinal |
| transp. | fore-and-aft bridge | pasarela proa-popa |
| transp. | fore-and-aft centreline | eje longitudinal |
| mech.eng. | fore-and-aft cyclic pitch | paso cíclico longitudinal |
| transp. | fore-and-aft moorings | amarrado por proa y popa |
| transp. | fore-and-aft moorings | acoderado |
| el.tract. | fore-and-aft oscillation | oscilación longitudinal |
| transp., agric. | fore-and-aft road | camino de rollizos |
| transp. | fore-and-aft sail | vela de cuchillo |
| earth.sc., environ. | fore-and-aft vibration | vibración en el eje X |
| tech. | fore-and-aft wires | tirantes anterior y posterior |
| transp. | forward and aft | en sentido longitudinal |
| transp. | forward and aft | a proa y a popa |
| agric. | rake aft | caída de un palo |
