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.
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.
a.1.Noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as, a signal exploit; a signal service; a signal act of benevolence.
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.
v. t.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.
Noun1.signal - any communication that encodes a message; "signals from the boat suddenly stopped"
Synonyms: signaling, sign
2.signal - any incitement to action; "he awaited the signal to start"; "the victory was a signal for wild celebration"
3.signal - an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
Verb1.signal - 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"
2.signal - be a signal for or a symptom of; "These symptoms indicate a serious illness"; "Her behavior points to a severe neurosis"; "The economic indicators signal that the euro is undervalued"
Adj.1.signal - notably out of the ordinary; "the year saw one signal triumph for the Labour party"
1.(language)SIGNAL - A 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].
2.(operating system)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.
ALGOL, COBOL, CRT spot, DM display, Doppler signal, EDP, FORTRAN, IF signal, IM display, RF echoes, Roman candle, Teletype, Wirephoto, aid to navigation, alarm, alert, alphabetic data, alphanumeric code, amber light, angular data, announce, arresting, assembler, astonishing, badge, balefire, banner, beacon fire, beam, beat signal, beat the drum, beckon, bell, bell buoy, binary digit, binary scale, binary system, bit, blink, blinker, blips, blue peter, bounces, broad hint, broadcast, bug, buoy, byte, caution light, celebrated, channel, character, characteristic, clue, command pulses, commands, communicate, communication, communication explosion, communication theory, communicational, communications, compiler, computer code, computer language, computer program, consequential, conspicuous, control signals, controlled quantity, convey, correcting signals, cue, data, data retrieval, data storage, decoding, device, differentia, dip, dip the ensign, display, disseminate, distinctive, distinguished, double-dot display, dress ship, earmark, echo, echo signal, egregious, electronic data processing, eminent, encoding, entropy, error, error signals, esteemed, estimable, exceptional, exchange colors, extraordinary, fabulous, facsimile, famous, fantastic, feedback pulses, feedback signals, film data, flag, flag down, flare, flash, fog bell, fog signal, fog whistle, foghorn, formidable, gentle hint, gesticulate, gesture, get across, get over, give, give a signal, give the nod, give word, glance, glimmer, glimmering, go light, goad, gong buoy, green light, hail, hail and speak, half-mast, hallmark, hand on, heliograph, hexadecimal system, high sign, hint, hoist a banner, idiosyncrasy, illustrious, image, impart, impetus, implication, important, incitement, incredible, index, indicant, indicate, indication, indicator, individual, information, information explosion, information theory, inkling, innuendo, input data, input quantity, insignia, insinuation, instructions, international alphabet flag, international numeral pennant, intimation, keynote, kick, leave word, leer, local oscillator signal, look, machine language, magnetotelephonic, make a sign, make a signal, make known, mark, marked, marker beacon, marvelous, measure, memorable, message, microtelephonic, momentous, monotelephonic, motion, movement, multiple messages, noble, nod, noise, notable, note, noteworthy, noticeable, notify, nudge, numeric data, octal system, of mark, oscillograph data, output data, output quantity, output signal, outstanding, parachute flare, pass, pass along, pass on, peculiar, peculiarity, phototelegraphic, picture, pilot flag, pips, play, poke, polar data, police whistle, prestigious, prick, prominent, prompt, property, punch-card data, quarantine flag, radar signal, radio, radio beacon, radiotelegraphic, raise a cry, random data, rare, reading, rectangular data, red flag, red light, redundancy, reference quantity, reflection, remarkable, rememberable, render, renowned, report, representation, representative, reputable, return, return signal, rocket, ruly English, sailing aid, salient, salute, scent, seal, semaphore, semaphore flag, semaphore telegraph, send, send word, share, share with, sigil, signal beacon, signal bell, signal display, signal fire, signal flag, signal gong, signal gun, signal lamp, signal light, signal mast, signal post, signal rocket, signal shot, signal siren, signal tower, signalize, signals, signature, significant, significative, single messages, singular, sound an alarm, sound the trumpet, spar buoy, speak, special, spoor, spot, spur, stamp, stimulus, stop light, striking, suggestion, superior, sure sign, suspicion, symptom, target image, telecommunicational, telegraphic, telephonic, telephotographic, tell, telling, telltale, telltale sign, the nod, the wink, thermotelephonic, tocsin, touch, trace, track, traffic light, traffic signal, trait, transfer, transmit, transmitter signal, uncommon, unforgettable, unfurl a flag, unique, unorganized data, unusual, video signal, visible-speech data, watch fire, wave, wave a flag, wave the hand, weighty, whisper, whistle, white flag, wigwag, wigwag flag, wink, wireless, wonderful, yellow flag
Translate Signal to Spanish, Translate Signal to German, Translate Signal to French
sign away
sign in
sign industry
sign language
sign manual
sign of the cross
sign of the zodiac
sign off
sign on
sign over
sign painter
sign up
-- Signal --
signal box
signal caller
signal detection
signal fire
signal flag
signal level
signal light
Signal station
Signal telegraph
signal-to-noise ratio
signal/noise ratio
signaling device
Definitions Index: # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

About this site and copyright information - Online Dictionary Home - Privacy Policy