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signal |
6 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Signal \Sig"nal\, n. [F., fr LL signale, fr L. signum. See {Sign}, n.] 1. 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 All obeyed The wonted signal and superior voice Of this great potentate. --Milton. 2. A token; an indication; a foreshadowing; a sign. The weary sun . . . Gives signal of a goodly day to-morrow. --Shak. There was not the least signal of the calamity to be seen. --De Foc. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Signal \Sig"nal\, v. t. [imp. & p. p. {Signaled or Signalled}; p. pr & vb n. {Signaling} or {Signalling}.] 1. To communicate by signals; as to signal orders 2. To notify by a signals; to make a signal or signals to as to signal a fleet to anchor. --M. Arnold. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Signal \Sig"nal\, a. [From signal, n.: cf F. signal['e].] 1. Noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as a signal exploit; a signal service; a signal act of benevolence. As signal now in low dejected state As erst in highest, behold him where he lies. --Milton. 2. Of or pertaining to signals, or the use of signals in conveying information; as a signal flag or officer. {The signal service}, a bureau of the government (in the United States connected with the War Department) organized to collect from the whole country simultaneous raports of local meteorological conditions, upon comparison of which at the central office, predictions concerning the weather are telegraphed to various sections, where they are made known by signals publicly displayed. {Signal station}, the place where a signal is displayed; specifically, an observation office of the signal service. Syn: Eminent; remarkable; memorable; extraordinary; notable; conspicuous. From WordNet r 1.6 [wn]: signal adj : notably out of the ordinary; "the year saw one signal triumph for the Labour party" n 1: any communication that encodes a message; "signals from the boat sudddenly stopped" [syn: {signaling}, {sign}] 2: any incitement to action "he awaited the signal to start"; "the victory was a signal for wild celebration" v 1: converse silently and non-verbally; converse in sign language; "I don't know how to sign, so I could not communicate with my deaf cousin" [syn: {sign}, {signalize}] 2: be a signal for or a symptom of "These symptoms indicate a serious illness" [syn: {bespeak}, {betoken}, {indicate}, {point}] From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: SIGNALA synchronous language by Le Guernic et al of {INRIA}. ["SIGNAL - A Data Flow-Oriented Language for Signal Processing," P. le Guernic IEEE Trans Acoustics Speech & Signal Proc, ASSP-34(2):362-1986-04-374]. (1996-12-10) From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: signal A predefined message sent between two {Unix} {processes} or from the {kernel} to a process. Signals communicate the occurrence of unexpected external events such as the forced termination of a process by the user. Each signal has a unique number associated with it and each process has a signal handler set for each signal. Signals can be sent using the {kill} {system call}. (1996-12-10)
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