Signal — synonyms, definition

1. signal (a)

arresting especial express outstanding set singular special specific striking

2. signal (Noun)

alarm alert alertness beacon bell bidding bow buoy call carillon catchword chime command countersign cue cymbal dip evidence flag flare • • •

signal (Noun) — Any nonverbal action or gesture that encodes a message. ex. "signals from the boat suddenly stopped"

signal (Noun) — Any incitement to action. ex. "he awaited the signal to start" ex. "the victory was a signal for wild celebration"

signal (Noun) — An electric quantity (voltage, current or field strength) whose modulation represents coded information about the source from which it comes.

communication electrical energy electricity incitation incitement provocation alarm alarum alert all clear animal communication beam bugle call curfew distress call distress signal dog-ear drumbeat electronic signal high sign indicator input input signal interrupt number output • • •

3. signal (Verb)

alert announce beacon beckon bespeak betoken call caution cheer communicate disclose evince express flag flute gesticulate gesture greet hail indicate • • •

signal (Verb) — Communicate silently and non-verbally by signals or signs. ex. "The diner signaled the waiters to bring the menu"

signal (Verb) — Be a signal for or a symptom of. ex. "The economic indicators signal that the euro is undervalued"

communicate intercommunicate tell augur auspicate betoken bode flag forecast foreshadow foretell foretoken heliograph mark omen portend predict prefigure presage prognosticate semaphore whistle wigwag

4. signal (Adjective)

signal (Adjective) — Notably out of the ordinary. ex. "the year saw one signal triumph for the Labour party"