| NOUN | event | background signal, background | extraneous signals that can be confused with the phenomenon to be observed or measured |
|---|
| Meaning | extraneous signals that can be confused with the phenomenon to be observed or measured. | |
|---|---|---|
| Example | "they got a bad connection and could hardly hear one another over the background signals" | |
| Synonym | background | |
| Narrower | background noise, ground noise | extraneous noise contaminating sound measurements that cannot be separated from the desired signal |
| background radiation | Radiation coming from sources other than those being observed | |
| Broader | noise, interference, disturbance | electrical or acoustic activity that can disturb communication |
| Spanish | señal de fondo | |
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