Any nonverbal action or gesture that encodes a message:
— Signals from the boat suddenly stopped.
Roget 550: indication; symbolism, symbolization; semiology, semiotics, semeiology†, semeiotics†; Zeitgeist. [means of recognition: property] characteristic, diagnostic; lineament, feature, ... show more
Any incitement to action.
An electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes.
Dutch: sein, signaal
Communicate silently and non-verbally by signals or signs:
— The diner signaled the waiters to bring the menu.
Be a signal for or a symptom of:
— The economic indicators signal that the euro is undervalued.
Dutch: aanduiden, wijzen op, duiden, wijzen
Notably out of the ordinary.
Moby thesaurus: ALGOL, COBOL, CRT spot, DM display, Doppler signal, EDP, FORTRAN, IF signal, IM display, RF echoes, Roman candle, Teletype, Wirephoto, aid to navigation, alarm, alert, alphabetic data, alphanumeric code, amber light, angular data ... show more.
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