Definitions for signal
ˈsɪg nlsig·nal

Princeton's WordNet(2.00 / 1 vote)Rate this definition:

1. signal, signaling, sign(noun)

   any nonverbal action or gesture that encodes a message

   "signals from the boat suddenly stopped"

2. signal(noun)

   any incitement to action

   "he awaited the signal to start"; "the victory was a signal for wild celebration"

3. signal(adj)

   an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes

4. signal(verb)

   notably out of the ordinary

   "the year saw one signal triumph for the Labour party"

5. sign, signal, signalize, signalise(verb)

   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"

6. bespeak, betoken, indicate, point, signal(verb)

   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"

GCIDE(0.00 / 0 votes)Rate this definition:

1. Signal(n.)

   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.

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

2. Signal(n.)

   A token; an indication; a foreshadowing; a sign; anything taken as evidence of some process.

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

Wiktionary(0.00 / 0 votes)Rate this definition:

1. signal(Noun)

   An indication given to another person.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

2. signal(Noun)

   An on-off light, semaphore, or other device used to give an indication to another person.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

3. signal(Noun)

   (of a radio, TV, telephone, internet, etc) An electrical or electromagnetic action, normally a voltage that is a function of time that conveys the information of the radio or TV program or of communication with another party.

   I cannot get a signal.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

4. signal(Noun)

   Useful information.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

5. signal(Noun)

   A simple interprocess communication used to notify a process or thread of an occurrence.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

6. signal(Verb)

   To indicate.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

7. signal(Adjective)

   Standing above others in rank, importance, or achievement.

   Etymology: From segnal, seignal or signale, noun use of the neuter of signalis, from signum.

Webster Dictionary(0.00 / 0 votes)Rate this definition:

1. Signal(noun)

   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

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

2. Signal(noun)

   a token; an indication; a foreshadowing; a sign

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

3. Signal(adj)

   noticeable; distinguished from what is ordinary; eminent; remarkable; memorable; as, a signal exploit; a signal service; a signal act of benevolence

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

4. Signal(adj)

   of or pertaining to signals, or the use of signals in conveying information; as, a signal flag or officer

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

5. Signal(verb)

   to communicate by signals; as, to signal orders

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

6. Signal(verb)

   to notify by a signals; to make a signal or signals to; as, to signal a fleet to anchor

   Etymology: [F., fr. LL. signale, fr. L. signum. See Sign, n.]

Chambers 20th Century Dictionary(0.00 / 0 votes)Rate this definition:

1. Signal

   sig′nal, n. a sign for giving notice, generally at a distance: token: the notice given: any initial impulse.—v.t. and v.i. to make signals to: to convey by signals:—pr.p. sig′nalling; pa.t. and pa.p. sig′nalled.—adj. having a sign: remarkable: notable: eminent.—ns. Sig′nal-book, a book containing a system of signals; Sig′nal-box, -cab′in, &c., a small house in which railway-signals are worked: the alarm-box of a police or fire-alarm system; Sig′nal-code, a code or system of arbitrary signals, esp. at sea, by flags or lights; Sig′nal-fire, a fire used for a signal; Sig′nal-flag, a flag used in signalling, its colour, shape, markings, and combinations indicating various significations; Sig′nal-gun, a gun fired as a signal.—v.t. Sig′nalise, to make signal or eminent: to signal.—ns. Sig′nal-lamp, a lamp by which signals are made by glasses or slides of different colours, &c.; Sig′nalling, the means of transmitting intelligence to a greater or less distance by the agency of sight or hearing.—adv. Sig′nally.—ns. Sig′nalman, one who makes signals and who interprets those made; Sig′nalment, the act of communicating by signals: description by means of marks; Sig′nal-post, a pole on which movable flags, arms, lights, are displayed as signals; Sig′nal-ser′vice, the department in the army occupied with signalling. [Fr.,—L. signalis, signum.]

Dictionary of Military and Associated Terms(4.00 / 1 vote)Rate this definition:

1. signal

   1. As applied to electronics, any transmitted electrical impulse. 2. Operationally, a type of message, the text of which consists of one or more letters, words, characters, signal flags, visual displays, or special sounds with prearranged meaning, and which is conveyed or transmitted by visual, acoustical, or electrical means.

Military Dictionary and Gazetteer(0.00 / 0 votes)Rate this definition:

1. signal

   Any sign made for marching, fighting, etc. Signals are likewise given by the drum, bugle, and trumpet, during the exercise of a battalion. See Signal Service.

Editors Contribution(0.00 / 0 votes)Rate this definition:

1. signal

   A sequence of digital values with coded information.

   The signals between computer, networks and servers have a signal which communicate at superluminal speed.

   Submitted by MaryC on April 5, 2020  

2. signal

   To communicate data or information through a telecommunications system or satellite system.

   The signals from the telecommunications system and satellite systems were very efficient and communicationg at superluminal speed.

   Submitted by MaryC on April 5, 2020  

3. signal

   To communicate data or information.

   The radio and TV signals are excellent and are mostly digital in most countries in 2020

   Submitted by MaryC on January 19, 2020  

British National Corpus

1. Spoken Corpus Frequency

   Rank popularity for the word 'signal' in Spoken Corpus Frequency: #3542

2. Written Corpus Frequency

   Rank popularity for the word 'signal' in Written Corpus Frequency: #3977

3. Nouns Frequency

   Rank popularity for the word 'signal' in Nouns Frequency: #989

4. Verbs Frequency

   Rank popularity for the word 'signal' in Verbs Frequency: #853

Anagrams for signal »

1. algins, aligns, lasing

2. Algins

3. Aligns

4. Lasing

How to pronounce signal?

1. 

   Alex

   US English

   

   Daniel

   British

   

   Karen

   Australian

   

   Veena

   Indian

How to say signal in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of signal in Chaldean Numerology is: 7

2. Pythagorean Numerology

   The numerical value of signal in Pythagorean Numerology is: 8

Examples of signal in a Sentence

1. Mario Damasso:

   In my opinion, the detection is particularly interesting because the signal in the radial velocities has a low amplitude and a long period, therefore in principle not easy to detect and confirm with a single technique, we are exploring the consequences of a longer-term spectroscopic follow-up in another work we hope to publish soon.

2. John Ryding:

   These data signal that companies remain extremely unwilling to let go of labor and that the number of short-term unemployed remains very low.

3. Rajeev Dhawan:

   Rates are very reasonable now, and the signal the Fed will give when they begin raising their key lending rate will push more people into the market.

4. Esther George:

   I don’t want to take too much signal from something that could turn out to be noise. I don’t want to overreact to short-term data that may not in the long term really turn out to be significant for that kind of decision.

5. Gretchen Whitmer:

   We can not be defeated. We must move forward together. When we do that, we can not be defeated. Floyds death while in custody of Minnesota police officers has sparked fiery protests in every state of the country for over a week, including the past 7 days in Detroit. Gretchen Whitmer lifted her states stay-at-home order this week and moved most of her state into Phase 4 of reopening. While Michiganders are no longer required to stay home, we must all continue to be smart and practice social distancing, and encourage those who meet the criteria to get tested for COVID-19, Gretchen Whitmer said in a statement. Gretchen Whitmer, considered a possible Democratic pick for vice president in 2020, on Monday called President Trumps response to protests and rioting deeply disturbing and a clear signal that this administration is determined to sow the seeds of hatred and division. CLICK HERE TO GET THE FOX NEWS APP The presidents dangerous comments should be gravely concerning to all Americans, because they send a clear signal that this administration is determined to sow the seeds of hatred and division, which I fear will only lead to more violence and destruction.

Images & Illustrations of signal

Popularity rank by frequency of use