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Synonyms of signal

Noun


1. signal, signaling, sign, communication

usage: any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped"

2. signal, incitement, incitation, provocation

usage: any incitement to action; "he awaited the signal to start"; "the victory was a signal for wild celebration"

3. signal, electricity, electrical energy

usage: an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes

Verb


1. sign, signal, signalize, signalise, communicate, intercommunicate

usage: communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu"

2. bespeak, betoken, indicate, point, signal, tell

usage: be a signal for or a symptom of; "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued"

Adjective


1. signal, impressive (vs. unimpressive)

usage: notably out of the ordinary; "the year saw one signal triumph for the Labour party"

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See also: signal (Dictionary)