Definition of signal

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Signal (n.) 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..

Lern More About Signal

Nod :: Nod (n.) A quick or slight downward or forward motion of the head, in assent, in familiar salutation, in drowsiness, or in giving a signal, or a command..
Word :: Word (n.) Signal; order; command; direction.
Reply :: Reply (v. i.) Figuratively, to do something in return for something done; as, to reply to a signal; to reply to the fire of a battery..
Retreat :: Retreat (n.) A signal given in the army or navy, by the beat of a drum or the sounding of trumpet or bugle, at sunset (when the roll is called), or for retiring from action..
Cautionary :: Cautionary (a.) Conveying a caution, or warning to avoid danger; as, cautionary signals..
Signalize :: Signalize (a.) To make signal or eminent; to render distinguished from what is common; to distinguish.
Stylus :: Stylus (n.) That needle-shaped part at the tip of the playing arm of phonograph which sits in the groove of a phonograph record while it is turning, to detect the undulations in the phonograph groove and convert them into vibrations which are transmitted to a system (since 1920 electronic) which converts the signal into sound; also called needle. The stylus is frequently composed of metal or diamond..
Jalons :: "Jalons (n. pl.) Long poles, topped with wisps of straw, used as landmarks and signals..
Telegraphic :: Telegraphic (a.) Of or pertaining to the telegraph; made or communicated by a telegraph; as, telegraphic signals; telegraphic art; telegraphic intelligence..
Signal :: Signal (v. t.) To notify by a signals; to make a signal or signals to; as, to signal a fleet to anchor..
Signalling :: Signalling () of Signa.
Signal :: Signal (n.) 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..
Rocket :: Rocket (n.) An artificial firework consisting of a cylindrical case of paper or metal filled with a composition of combustible ingredients, as niter, charcoal, and sulphur, and fastened to a guiding stick. The rocket is projected through the air by the force arising from the expansion of the gases liberated by combustion of the composition. Rockets are used as projectiles for various purposes, for signals, and also for pyrotechnic display..
Signify :: Signify (n.) To show by a sign; to communicate by any conventional token, as words, gestures, signals, or the like; to announce; to make known; to declare; to express; as, a signified his desire to be present..
Headshake :: Headshake (n.) A significant shake of the head, commonly as a signal of denial..
Fusee :: Fusee (n.) A small packet of explosive material with wire appendages allowing it to be conveniently attached to a railroad track. It will explode with a loud report when run over by a train, and is used to provide a warning signal to the engineer..
Call :: Call (n.) A signal, as on a drum, bugle, trumpet, or pipe, to summon soldiers or sailors to duty..
Signal :: Signal (a.) Noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as, a signal exploit; a signal service; a signal act of benevolence..
Sematrope :: Sematrope (n.) An instrument for signaling by reflecting the rays of the sun in different directions.
Countersign :: Countersign (a.) A private signal, word, or phrase, which must be given in order to pass a sentry; a watchword..
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