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signal Definition
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signal
noun(sig-nal)sign, indication
signal
noun(sig-nal)an act, event, or watchword that has been agreed on as the occasion of concerted action
signal
noun(sig-nal)something that incites to action
signal
verb(sig-nal)to notify by a signal
signal
verb(sig-nal)to communicate or indicate by or as if by signals
signal
verb(sig-nal)to constitute a characteristic feature of (a meaningful linguistic form)
signal
adjective(sig-nal)distinguished from the ordinary : notable
signal
noun(sig-nal)a signal (such as a traffic light) for controlling traffic
signal
noun(sig-nal)a message that one is in danger
signal
noun(sig-nal)a movement of a person's hands that means something
signal
noun(sig-nal)one of the lights on a vehicle that flash to indicate that the vehicle is turning left or right
signal
noun(sig-nal)a visual signal (such as a system of colored lights) for controlling traffic
signal
noun(sig-nal)a signal or call for help
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idiom(sig-nal)to make the signal telling soldiers to begin a retreat