Main entry: sign, signal, signaling
Definition: any nonverbal action or gesture that encodes a message
Usage: signals from the boat suddenly stopped
Main entry: signal
Definition: any incitement to action
Usage: he awaited the signal to start; the victory was a signal for wild celebration
Main entry: signal
Definition: an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
Main entry: bespeak, betoken, indicate, signal, point
Definition: be a signal for or a symptom of
Usage: These symptoms indicate a serious illness; Her behavior points to a severe neurosis; The economic indicators signal that the euro is undervalued
Main entry: sign, signal, signalise, signalize
Definition: communicate silently and non-verbally by signals or signs
Usage: He signed his disapproval with a dismissive hand gesture; The diner signaled the waiters to bring the menu
Main entry: signal
Definition: notably out of the ordinary
Usage: the year saw one signal triumph for the Labour party