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1. Dictionary

   signal

   /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 gesturesignwavegesticulationcuepromptindicatorindicationcommunicationmessagealertwarningtip-offactionmovementmotionbody languagekinesics
   • ▪ an indication of a situation: "the markets are waiting for a clear signal about the direction of policy" Similar indicationsignsymptomhintpointersuggestionintimationcluemanifestationdemonstrationtokentestimonyevidenceattestationproof
   • ▪ an event or statement that provides the impulse for an occurrence: "the champion's announcement that he was retiring was the signal for scores of journalists to gather at his last match" Similar cuepromptoccasiongreen lightincentiveimpetusimpulsestimulusinformal:go-ahead
   • ▪ a prearranged convention of bidding or play intended to convey information to one's partner.
   • 2. an electrical impulse or radio wave transmitted or received: "equipment for receiving TV signals"
   • 3. an apparatus on a railway, typically a coloured light or a semaphore, giving indications to train drivers of whether or not the line is clear: "the driver of the mail train overran a signal at danger and ran into the rear of an express"

   verb

   • 1. convey information or instructions by means of a gesture, action, or sound: "hold your fire until I signal"
   • ▪ instruct (someone) to do something by means of gestures or signs: "she signalled Charlotte to be silent" Similar gesturesigngive a sign toindicatedirectmotiongesticulatewavebeckonnod
   • ▪ (of a cyclist, motorist, or vehicle) indicate an intention to turn in a specified direction using an extended arm or flashing indicator: "Stone signalled right"
   • ▪ indicate the existence or occurrence of (something) by actions or sounds: "the Community could signal displeasure by refusing to cooperate" Similar indicateshowexpresscommunicateannounceproclaimdeclarepronounce

   Word Origin late Middle English: from Old French, from medieval Latin signale, neuter of late Latin signalis, from Latin signum ‘mark, token’ (see sign). The verb dates from the early 19th century.

   Derivatives

   • 1. signaller noun

   Scrabble Points: 7

   • S

     1

   • I

     1

   • G

     2

   • N

     1

   • A

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   • L

     1

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2. dictionary.cambridge.org › dictionary › englishSIGNAL | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Learn the meaning of signal as a noun, verb and adjective in English, with examples and usage. Find out how to use signal in different contexts, such as actions, waves, equipment, showing and business.

   • English (US)

     SIGNAL meaning: 1. an action, movement, or sound that gives...

   • Znaczenie Signal, Definicja W Cambridge English Dictionary

     signal definicja: 1. an action, movement, or sound that...

   • Cambridge Learner's Dictionary

     SIGNAL definition: 1. a movement, light, or sound that gives...

3. www.merriam-webster.com › dictionary › signalSignal Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › signal

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   Learn the various meanings and uses of the word signal as a noun, verb, and adjective. Find synonyms, examples, etymology, and related phrases of signal.

4. Videos

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5. www.dictionary.com › browse › signalSIGNAL Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › signal

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   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.

6. www.collinsdictionary.com › dictionary › englishSIGNAL definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   Learn the various meanings and uses of the word signal, from a gesture or sound that conveys a message to a device that transmits information. Find synonyms, pronunciation, grammar, and examples of signal in different contexts.

7. www.oxfordlearnersdictionaries.com › definition › englishsignal noun - Definition, pictures, pronunciation and usage notes...

   www.oxfordlearnersdictionaries.com › definition › english

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   Learn the meaning, pronunciation and usage of the word signal as a noun in English. Find out the different types and functions of signals, such as movements, sounds, lights, waves and events.

8. www.vocabulary.com › dictionary › signalSignal - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › signal

   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.

9. dictionary.cambridge.org › dictionary › learner-englishSIGNAL | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › dictionary › learner-english

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   Learn the meaning of signal as a noun and a verb in English, with examples of different types of signals. Find out how to use signal in sentences and how to translate it in other languages.