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

Freemasonic :: Freemasonic (a.) Pertaining to, or resembling, the institutions or the practices of freemasons; as, a freemasonic signal..
Chamade :: Chamade (n.) A signal made for a parley by beat of a drum.
Semaphore :: Semaphore (n.) A signal telegraph; an apparatus for giving signals by the disposition of lanterns, flags, oscillating arms, etc..
Ensign :: Ensign (n.) A signal displayed like a standard, to give notice..
Ensign :: Ensign (n.) A flag; a banner; a standard; esp., the national flag, or a banner indicating nationality, carried by a ship or a body of soldiers; -- as distinguished from flags indicating divisions of the army, rank of naval officers, or private signals, and the like..
Whistle :: Whistle (v. i.) The shrill sound made by wind passing among trees or through crevices, or that made by bullet, or the like, passing rapidly through the air; the shrill noise (much used as a signal, etc.) made by steam or gas escaping through a small orifice, or impinging against the edge of a metallic bell or cup..
Era :: Era (n.) A period of time in which a new order of things prevails; a signal stage of history; an epoch.
Flag :: Flag (v. t.) To convey, as a message, by means of flag signals; as, to flag an order to troops or vessels at a distance..
Knell :: Knell (n.) The stoke of a bell tolled at a funeral or at the death of a person; a death signal; a passing bell; hence, figuratively, a warning of, or a sound indicating, the passing away of anything..
Code :: Code (n.) Any system of rules or regulations relating to one subject; as, the medical code, a system of rules for the regulation of the professional conduct of physicians; the naval code, a system of rules for making communications at sea means of signals..
Jalons :: "Jalons (n. pl.) Long poles, topped with wisps of straw, used as landmarks and signals..
Buntine :: Buntine (n.) A thin woolen stuff, used chiefly for flags, colors, and ships' signals..
Balefire :: Balefire (n.) A signal fire; an alarm fire.
Hist :: Hist (interj.) Hush; be silent; -- a signal for silence.
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..
Signalize :: Signalize (a.) To indicate the existence, presence, or fact of, by a signal; as, to signalize the arrival of a steamer..
Telegraphic :: Telegraphic (a.) Of or pertaining to the telegraph; made or communicated by a telegraph; as, telegraphic signals; telegraphic art; telegraphic intelligence..
Magnesium :: Magnesium (n.) A light silver-white metallic element, malleable and ductile, quite permanent in dry air but tarnishing in moist air. It burns, forming (the oxide) magnesia, with the production of a blinding light (the so-called magnesium light) which is used in signaling, in pyrotechny, or in photography where a strong actinic illuminant is required. Its compounds occur abundantly, as in dolomite, talc, meerschaum, etc. Symbol Mg. Atomic weight, 24.4. Specific gravity, 1.75..
Pharology :: Pharology (n.) The art or science which treats of lighthouses and signal lights.
Etat Major :: Etat Major () The staff of an army, including all officers above the rank of colonel, also, all adjutants, inspectors, quartermasters, commissaries, engineers, ordnance officers, paymasters, physicians, signal officers, judge advocates; also, the noncommissioned assistants of the above officers..
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