signal

Definitions

1. 1noun

   A sign made for the purpose of giving notice to a person of some occurence, command, or danger; also, a sign, event, or watchword, which has been agreed upon as the occasion of concerted action.

2. 2noun

   A token; an indication; a foreshadowing; a sign.

3. 3adjective

   Noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as, a signal exploit; a signal service; a signal act of benevolence.

4. 4adjective

   Of or pertaining to signals, or the use of signals in conveying information; as, a signal flag or officer.

5. 5transitive verb

   To communicate by signals; as, to signal orders.

6. 6transitive verb

   To notify by a signals; to make a signal or signals to; as, to signal a fleet to anchor.

7. 7noun

   any nonverbal action or gesture that encodes a message

   "signals from the boat suddenly stopped"

   Synonyms

   signsignaling
8. 8noun

   any incitement to action

   "he awaited the signal to start"

   "the victory was a signal for wild celebration"

9. 9noun

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

10. 10verb

    be a signal for or a symptom of

    "These symptoms indicate a serious illness"

    "Her behavior points to a severe neurosis"

    Synonyms

    bespeakbetokenindicatepoint
11. 11verb

    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"

    Synonyms

    signsignalisesignalize
12. 12adjective

    notably out of the ordinary

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