Definition of Signal

Noun: signal  sig-nul

1. Any nonverbal action or gesture that encodes a message
   "signals from the boat suddenly stopped";
   - signaling [US], sign, signalling
    
2. Any incitement to action
   "he awaited the signal to start"; "the victory was a signal for wild celebration"
    
3. An electric quantity (voltage, current or field strength) whose modulation represents coded information about the source from which it comes

Verb: signal (signalled,signalling, or [US] signaled,signaling)  sig-nul

1. Communicate silently and non-verbally by signals or signs
   - sign, signalize, signalise [Brit]
    
2. Be a signal for or a symptom of
   "The economic indicators signal that the euro is undervalued";
   - bespeak, betoken [archaic], indicate, point

Adjective: signal  sig-nul

1. Notably out of the ordinary
   "the year saw one signal triumph for the Labour party"

See also:
signages
signal/noise

Anagrams containing the word signal

snliga lsigna alsign nalsig gnalsi ignals