Noise meaning

noiz
Noise is defined as a sound, especially a loud one.

An example of a noise is the sound of fireworks.

noun
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Irrelevant or meaningless data.
noun
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A disturbance, especially a random and persistent disturbance, that obscures or reduces the clarity of a signal.
noun
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1
To noise is defined as to tell rumors or spread information around.

An example of to noise is to gossip around town.

verb
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To spread the rumor or report of.
verb
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Any unwanted electrical signal, esp. within a communication system, that interferes with the sound or image being communicated.
noun
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To spread about (a report, rumor, etc.)
verb
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To talk much or loudly.
verb
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To make noise or a noise.
verb
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(1) Extraneous, unwanted signals that invade an electrical or optical system. In electronics, noise can come from strong electrical or magnetic signals in nearby lines, from poorly fitting electrical contacts and from power line spikes. In optics, noise comes from the stray reflections of light that emanate from the various components in the optical system. See signal-to-noise ratio and noise cancellation.
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Factors that can be cited as the reason that prices for a stock or other investments rose or fell, but that the person making the comment doesn’t think had much of a substantial effect.
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Unwanted disturbances superimposed on a signal and interfering with its integrity. Noise can be introduced by equipment or can be the result of natural phenomena. Noise can take a number of forms, including amplitude noise, cross-talk, echo, intermodulation noise, harmonic distortion, impulse noise, random noise, and white noise.
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Various sounds, usually unwanted.

He knew that it was trash day, when the garbage collectors made all the noise.

noun
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Sound or signal generated by random fluctuations.
noun
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(technology) Unwanted part of a signal. (Signal to noise ratio)
noun
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(genetics) The measured level of variation in gene expression among cells, regardless of source, within a supposedly identical population.
noun
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The problems with the new computer system are causing a lot of noise at Head Office.

noun
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(Various sounds): bang, boom, crash, thud.
hyponyms
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(intransitive) To make a noise; to sound.

verb
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To spread news of; to spread as rumor or gossip.
verb
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A loud outcry or commotion.

The noise of the mob; a lot of noise over the new law.

noun
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A sound of any kind.

The noise of the rain.

noun
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Origin of noise

  • Middle English from Old French perhaps from Vulgar Latin nausea discomfort from Latin nausea seasickness nausea

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English, from Old French noise (“a dispute, wrangle, strife, noise"); origin uncertain; according to some, from Latin nausea (“disgust, nausea"); according to others, from Latin noxia (“hurt, harm, damage, injury"); but neither explanation is satisfactory in regard to either form or sense.

    From Wiktionary