| Subject | English | Portuguese |
| transp., mech.eng. | auxiliary nose gear proximity sensor | sensor de aproximação do trem de nariz |
| transp., mech.eng. | main gear proximity sensor | sensor de aproximação do trem principal |
| el. | photoelectric proximity sensor | detector de proximidade |
| IT | proximity sensor | sensor de proximidade |
| comp., MS | proximity sensor | sensor de proximidade (A type of sensor that can determine without physical contact if an object/person is nearby, or can be used to measure the distance between the object/person and the sensor device) |
| el. | proximity-effect sensor | detetor de proximidade |