| NOUN | communication | electronic signal | a signal generated by electronic means |
|---|
| Meaning | A signal generated by electronic means. | |
|---|---|---|
| Narrower | radar beacon, racon | A device that, on receiving radar signals, transmits coded signals in response to help navigators / navigators determine their position |
| radar echo | An electronic signal that has been reflected back to the radar antenna | |
| Broader | signal, signaling, sign | Any nonverbal action or gesture that encodes a message |
| Spanish | señal eléctrica | |
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