| sensor(noun, watch, search, device, apparatus) |
| radar(noun, search, tool, apparatus, indicator) |
| finder(noun, watch, search, device, tool) |
| spotter(noun, search, device, detect, indicator) |
| discoverer(noun, indicator, radar, sensor) |
| scanner(noun, watch, search, device, apparatus) |
| demodulator |
| detecting device(noun, watch, search, device, apparatus) |
| locator(noun, search, tool, apparatus, radar) |
| sensing system(noun, watch, search, device, apparatus) |
| descrier |
| discerner |
| locater(noun, indicator, radar, sensor) |
| noticer |
| position finder(noun, search, tool, apparatus, radar) |
| probe(noun, search, tool, apparatus, radar) |
| revealer(noun, indicator) |
| sensing element(noun, expression, idiom) |
| sniffer(noun, search, device, detect, sensor) |
| sonar(noun, search, tool, apparatus, radar) |