Meaning of 'signal'

adjective

notably out of the ordinary

Example: "the year saw one signal triumph for the Labour party"

noun

any nonverbal action or gesture that encodes a message

Example: "signals from the boat suddenly stopped"

Synonyms: sign signaling

noun

any incitement to action

Example: "They awaited the signal to start."

noun

an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes

verb

be a signal for or a symptom of

Synonyms: point bespeak indicate betoken

verb

communicate silently and non-verbally by signals or signs

Synonyms: sign signalise signalize