Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun signal

3 senses of signal

Sense 1
signal, signaling, sign -- (any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped")
       => communication -- (something that is communicated by or to or between people or groups)

Sense 2
signal -- (any incitement to action; "he awaited the signal to start"; "the victory was a signal for wild celebration")
       => incitement, incitation, provocation -- (something that incites or provokes; a means of arousing or stirring to action)

Sense 3
signal -- (an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes)
       => electricity, electrical energy -- (energy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb signal

2 senses of signal

Sense 1
sign, signal, signalize, signalise -- (communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu")
       => communicate, intercommunicate -- (transmit thoughts or feelings; "He communicated his anxieties to the psychiatrist")

Sense 2
bespeak, betoken, indicate, point, signal -- (be a signal for or a symptom of; "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued")
       => tell -- (let something be known; "Tell them that you will be late")

Antonyms of adj signal

1 sense of signal

Sense 1
signal -- (notably out of the ordinary; "the year saw one signal triumph for the Labour party")

INDIRECT (VIA impressive) -> unimpressive -- (not capable of impressing)

Similarity of adj signal

1 sense of signal

Sense 1
signal -- (notably out of the ordinary; "the year saw one signal triumph for the Labour party")
       => impressive (vs. unimpressive) -- (making a strong or vivid impression; "an impressive ceremony")

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