| Answer | Crossword Clue |
|---|---|
| ALERTES | Signals in Paris. |
| MORSES | Signals in code. |
| FLARES | Signals in the sky |
| NODSAT | Signals, in a way |
| WHITEFLAGS | Referee's signals, in football. |
| APPELS | Foot signals, in fencing. |
| NODS | Signals in a way |
| RAPS | Signals one's presence, in a way |
| ONTHEAIR | Sending out signals, in a way |
| INTERCELLULAR | Like electrical signals in the body [Toyota] |
| MESSCALLS | "Come and get it" signals in the Army |
