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- Dictionarysignal/ˈsɪɡnl/
noun
- 1. a gesture, action, or sound that is used to convey information or instructions, typically by prearrangement between the parties concerned: "the firing of the gun was the signal for a chain of beacons to be lit" Similar
- 2. an electrical impulse or radio wave transmitted or received: "equipment for receiving TV signals"
verb
- 1. convey information or instructions by means of a gesture, action, or sound: "hold your fire until I signal"
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SIGNAL definition: 1. an action, movement, or sound that gives information, a message, a warning, or an order: 2. a…. Learn more.
1. : sign, indication. 2. a. : an act, event, or watchword that has been agreed on as the occasion of concerted action. b. : something that incites to action. 3. : something (such as a sound, gesture, or object) that conveys notice or warning. 4. a. : an object used to transmit or convey information beyond the range of human voice. b.
anything that serves to indicate, warn, direct, command, or the like, as a light, a gesture, an act, etc. a traffic signal. a signal to leave. 2. anything agreed upon or understood as the occasion for concerted action. 3. an act, event, or the like that causes or incites some action.
Signal definition: anything that serves to indicate, warn, direct, command, or the like, such as a light, a gesture, an act, etc.. See examples of SIGNAL used in a sentence.
noun. /ˈsɪɡnəl/ a movement or sound that you make to give somebody information, instructions, a warning, etc. synonym sign. a danger/warning/distress signal. at a signal At an agreed signal they left the room. signal to somebody She made an impatient signal to him, but he ignored her.
A signal is a gesture or message that people use to communicate with each other. The wave you give a good friend to call her over from across the room and the impulse that transmits your voice through the telephone to your mother are both signals.
Define signal. signal synonyms, signal pronunciation, signal translation, English dictionary definition of signal. n. 1. a. An indicator, such as a gesture or colored light, that serves as a means of communication. See Synonyms at gesture. b.
SIGNAL meaning: 1 : an event or act which shows that something exists or that gives information about something sign often + of; 2 : something (such as a sound, a movement of part of the body, or an object) that gives information about something or that tells someone to do something
Definition of signal verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
In electronics and telecommunications, signal refers to any time-varying voltage, current, or electromagnetic wave that carries information. In signal processing, signals are analog and digital representations of analog physical quantities.
