• Awaiting the signal to attack
    Awaiting the signal to attack
  • WordNet 3.6
    • v signalize make conspicuous or noteworthy
    • v signalize point out carefully and clearly
    • v signalize 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"
    • v signalize provide with traffic signals "signalize a busy intersection"
    • ***

Additional illustrations & photos:

The Signal Corps The Signal Corps
Wig Wag Signalling Wig Wag Signalling
Signals that Guards our Coast Signals that Guards our Coast
The Signal of Distress that was Never Seen The Signal of Distress that was Never Seen

Webster's Revised Unabridged Dictionary
  • Interesting fact: Toronto was the first city in the world with a computerized traffic signal system
    • Signalize To communicate with by means of a signal; as, a ship signalizes its consort.
    • Signalize To indicate the existence, presence, or fact of, by a signal; as, to signalize the arrival of a steamer.
    • Signalize To make signal or eminent; to render distinguished from what is common; to distinguish. "It is this passion which drives men to all the ways we see in use of signalizing themselves."
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: The first British ship to use the SOS distress signal was the Titanic
    • signalize To make signal; render conspicuously noteworthy; distinguish in a special or exceptional manner: used of a person, reflexively, or of his actions, directly or indirectly: as, to signalize one's self by great deeds or great crimes; to signalize one's administration by reformatory zeal.
    • signalize To indicate or point out distinctly; make special note or mention of; specialize.
    • signalize To signal; make signals to; indicate by a signal.
    • signalize To make signals; hold communication by signals.
    • signalize Also spelled signalise.
    • ***


  • Oliver Wendell Holmes
    “Stillness and steadiness of features are signal marks of good breeding. Vulgar persons can't sit still, or at least must always work their limbs and features.”
  • John Updike
    “For male and female alike, the bodies of the other sex are messages signaling what we must do -- they are glowing signifiers of our own necessities.”
  • A. H. K. Boyd
    A. H. K. Boyd
    “There are important cases in which the difference between half a heart and a whole heart makes just the difference between signal defeat and a splendid victory.”
  • Source Unknown
    Source Unknown
    “If a woman driver ahead of you signals a left turn, be careful, she may turn left.”
  • Napoleon Hill
    “When defeat comes, accept it as a signal that your plans are not sound, rebuild those plans, and set sail once more toward your coveted goal.”
  • Dorothy Sarnoff
    Dorothy Sarnoff
    “Never try to look into both eyes at the same time. Switch your gaze from one eye to the other. That signals warmth and sincerity.”


Webster's Revised Unabridged Dictionary
From Signal (a.)


In literature:

No signal o' mine, but I was gone so long he feared I'd come to harm below.
"Wide Courses" by James Brendan Connolly
These signals are not signals of vessels in distress and requiring assistance.
"Compilation of the Messages and Papers of the Presidents" by Grover Cleveland
Is on the alert for the Major's signals or commands.
"Military Instructors Manual" by James P. Cole and Oliver Schoonmaker
He must be able to give and read signals by sound.
"Outdoor Sports and Games" by Claude H. Miller
The triumph was allowed only to those who had gained some signal victory, which decided the fate of a protracted war.
"Pinnock's Improved Edition of Dr. Goldsmith's History of Rome" by Oliver Goldsmith
Frederick proclaimed his signal success to Europe.
"Historical Tales, Vol 5 (of 15)" by Charles Morris
In the 92nd division was the 325th Field Signal battalion, the only Negro signal unit in the American army.
"History of the American Negro in the Great World War" by W. Allison Sweeney
This is the signal for all to shift one seat back.
"School, Church, and Home Games" by George O. Draper
Captain Pringle signalled to her to withdraw; but she was unable to obey.
"The Major Operations of the Navies in the War of American Independence" by A. T. Mahan
The velocity of this band prepared for photographing the signals would be regulated by clockwork.
"Scientific American Supplement, No. 508, September 26, 1885" by Various

In poetry:

The flickering shadows have not answered
Nor your lips sent a signal
Whether love talks and roses grow
And the sun breaks at morning
Splattering the sea with crimson.
"To A Dead Man" by Carl Sandburg
The signals glimmer'd a faint green spark,
Far up as if somewhere within the dark,
The engine wheels had a ghostly sound,
As they struck and scatter'd the snow around.
"Jim Dalley" by Alexander Anderson
So that they'll still be sitting in Times' train,
Brooding at the window, watching sparks fly
And the flashing of the tragic signals,
When I long got off at the destination.
"At Old Railroad Stations" by Franz Werfel
Our signal for fight, that from monarchs we drew,
Must be heard but by night in our vengeful haloo!
Then haloo, Grigalach! haloo, Grigalach!
Haloo, haloo, haloo, Grigalach, &c.
"MacGregor's Gathering" by Sir Walter Scott
Dick left the line, and it never was known
Where he went; but often I think of that day,
And still by the bridge I can hear him say,
"We must signal to Bill as we journey down."
"Bill's Length" by Alexander Anderson
"Now," said Jim, "we have nothing to fear
If we catch the rest of the signals clear."
So he flung on the steam, and with one loud roar,
We went plunging into the storm once more.
"Jim Dalley" by Alexander Anderson

In news:

Various government agencies rely on signal identification, either in the field or in the lab, for security, law enforcement, and intelligence applications.
Tributaries Cable rolled out its new HXMINI5 extender, which sends a full HD HDMI signal over five 75-ohm coaxial cables more than 300 feet without losing video quality, reliability, or compatibility with HDMI v1.3.
The CLFE4US1TPC is a unique Ethernet switch that combines four 10/100TX Ethernet signals and transports them over one coaxial cable or RJ-45 cable.
Los Angeles had its first autumnal fog today, which signals the changing of the cocktail menus at local bars.
Audio-Technica recently announced its new MCB4 IEM Antenna Combiner that allows signals for up to four Audio-Technica M3 Wireless In-Ear Monitor stereo transmitters to be combined into a single transmitting antenna.
Also designed for GPS applications, model AD1227-1575C102 from Anatech Electronics is a power combiner targeting L1 and L2 signals.
An index designed to monitor economic activity rose slightly in October after three months of decline, signaling that the economy could dodge a double-dip recession.
Fisk completed his degree requirements and was commissioned a Second Lieutenant in the Signal Corps.
The new Beamex MC6 Advanced Field Calibrator and Communicator offers calibration capabilities for pressure, temperature and various electrical signals.
The Agilent N6070A series signaling conformance test solution has been developed by Agilent Technologies for 3GPP Long Term Evolution (LTE) user equipment (UE).
Liam Kaufman, a University of Toronto graduate, developed a new web app,, that lets students signal confusion to a professor without raising a hand.
WASHINGTON — Nearing Election Day, the economy offers mixed signals to voters.
Contradictory votes signal bigger budget trouble for city.
In 2004, we opened a new light rail vehicle maintenance facility equipped with a network of 16 track switches and colored light signals.
Repairing corneas with adult stem cells, which already exist in the human eye, signals an advance in stem-cell research that could apply bodywide.

In science:

They use a combined signal readout of phonon signals and ionization signals from germanium (and silicon in case of CDMS) crystals.
Non-baryonic dark matter searches
We fit the Q distribution outside of the signal region and interpolate the fit under the signal peak to determine the background in the signal region.
Recent results from CLEO collaboration
Furthermore exist interaction between one incoming signal and another incoming signal at the gateway during the period which the incoming signal are overloaded, and caused the network congestion.
Fractal Analysis On Internet Traffic Time Series
The signal vectors obtained by evaluating the harmonic basis functions for all channels span a signal space containing all signals related to magnetic fields.
The Signal Space Separation method
Note there are many higher frequency signals superimposed on lower frequency signals, giving the appearance of noise, however this is important signal information that needs to be preserved.
Techniques for noise removal from EEG, EOG and air flow signals in sleep patients