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Signal   /sˈɪgnəl/   Listen
noun
Signal  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."
2.
A token; an indication; a foreshadowing; a sign; anything taken as evidence of some process. "The weary sun... Gives signal of a goodly day to-morrow." "There was not the least signal of the calamity to be seen."
3.
Hence: (Electronics) A measureable electrical quantity, such as voltage or current, that conveys information by varying in magnitude over time; as, the signals from the strongest commercial radio stations can be received over hundreds of miles.



verb
Signal  v. t.  (past & past part. signaled or signalled; pres. part. 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.



adjective
Signal  adj.  
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."
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.
Synonyms: Eminent; remarkable; memorable; extraordinary; notable; conspicuous.






Collaborative International Dictionary of English 0.48








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"Signal" Quotes from Famous Books



... was heard from outside the continuous patter of horses running, whereupon about ten eunuchs hurried in gasping and out of breath. They clapped their hands, and the several eunuchs (who had come before), understanding the signal, and knowing that the party had arrived, stood in their respective positions; while Chia She, at the head of all the men of the clan, remained at the western street door, and dowager lady Chia, at the head of the female relatives of the family, waited outside ...
— Hung Lou Meng, Book I • Cao Xueqin

... needed, it appeared that the coxswain of the lifeboat proposed signalling a passing tug-boat, and wanted my sanction for the measure. Had she responded to the signal, she would have towed the lifeboat to the rescue of the mysterious man on the Goodwins in an hour or so. As Hon. Secretary of the Lifeboat Branch, I at once authorised the step, and a flag was dipped from Deal pierhead, and blue ...
— Heroes of the Goodwin Sands • Thomas Stanley Treanor

... Lanier served as signal officer until he was captured and taken to the prison camp at Point Lookout, in which gloomy place was developed the disease which in a few years deprived literature and music of a light that would have sparkled in beauty through the mists of centuries. Imprisonment did not serve ...
— Literary Hearthstones of Dixie • La Salle Corbell Pickett

... "set the dogs" at bores. Even at official dinners, when she had as much as she could stand of the heavy bigwigs whom she was obliged to invite, she surreptitiously touched a bell. This was a signal to the footman to bring in the dogs, who were trained to yap at and to investigate closely visitors. The yapping and the investigations created a feeling of general restlessness and an almost inevitable movement, which invariably led to the speedy departure of the unwelcome guests; who went, ...
— In the Wilderness • Robert Hichens

... consciousness remained. What shall he do? Go home to seek the palace, or lie hid in the woods? The latter he was afraid, the former he was ashamed, to do. While he hesitated the dogs saw him. First Melampus, a Spartan dog, gave the signal with his bark, then Pamphagus, Dorceus, Lelaps, Theron, Nape, Tigris, and all the rest, rushed after him swifter than the wind. Over rocks and cliffs, through mountain gorges that seemed impracticable, ...
— TITLE • AUTHOR


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